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Malta convoys
Malta convoys
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Malta convoys
Part of the Battle of the Mediterranean
Relief map of the Mediterranean Sea
Operational scopeSupply operations
Location
Planned byMediterranean Fleet
RAF Middle East (RAF Middle East Command from 29 December 1941)
Merchant Navy
Allies
Commanded byAdmiral Sir Andrew Cunningham, 1 June 1939 – March 1942
Admiral Sir Henry Harwood, 22 April 1942 – February 1943
ObjectiveBreak of the Siege of Malta
Date27 June 1940 – 31 December 1943
OutcomeAllied victory
Casualties1,600 civilians on Malta
5,700 service personnel on land, sea and in the air
Aircraft: 707
Merchant ships: 31 sunk
Royal Navy:
1 battleship
2 aircraft carriers
4 cruisers
1 minelayer
20 destroyers/minesweepers
40 submarines
unknown number of smaller vessels

The Malta convoys were Allied supply convoys of the Second World War. The convoys took place during the Siege of Malta in the Mediterranean Theatre. Malta was a base from which British sea and air forces could attack ships carrying supplies from Europe to Italian Libya. Britain fought the Western Desert Campaign against Axis armies in North Africa to keep the Suez Canal and to control Middle Eastern oil. The strategic value of Malta was so great the British risked many merchant vessels and warships to supply the island and the Axis made determined efforts to neutralise the island as an offensive base.

The civilian population and the garrison required imports of food, medical supplies, fuel and equipment; the military forces on the island needed reinforcements, ammunition and spare parts. British convoys were escorted to Malta by ships of the Mediterranean Fleet, Force H and aircraft of the Fleet Air Arm and Royal Air Force, during the Battle of the Mediterranean (1940–1943). British and Allied ships were attacked by the Italian Regia Aeronautica (Royal Air Force) and Regia Marina (Royal Navy) in 1940 and from 1941, by the Luftwaffe (German Air Force) and Kriegsmarine (German Navy).

In 1942, the British assembled large flotillas of warships to escort Malta convoys, sent fast warships to make solo runs to the island and organised Magic Carpet supply runs by submarine. Hurricane and then Spitfire fighters were flown to Malta from aircraft carriers on Club Runs from Gibraltar towards Malta. In mid-1942, Axis air attacks on the island and on supply convoys neutralised Malta as an offensive base and an Axis invasion, Unternehmen Herkules (Operation Hercules), was set for mid-July 1942 but cancelled.

The siege of Malta eased after the Allied victory at the Second Battle of El Alamein (23 October – 11 November 1942). The Axis retreat from Egypt and Cyrenaica brought more of the seas around Malta into range of Allied land-based aircraft. In Operation Stoneage, which began after Operation Torch (8–16 November), round the clock air cover was possible and all the merchant ships reached Malta. Mediterranean convoys were resumed to supply the advancing British forces, from which ships for Malta were detached and escorted to and from the island.

Background

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Malta, 1940–1941

[edit]
Malta

Malta, a Mediterranean island of 122 sq mi (320 km2) had been a British colony since 1814. By the 1940s, the island had a population of 275,000 but local farmers could feed only one-third of the population, the deficit being made up by imports. Malta was a staging post on the British Suez Canal sea route to India, East Africa, the oilfields of Iraq and Iran, India and the Far East. The island was also close to the Sicilian Channel between Sicily and Tunis.[1] Malta was also a base for air, sea and submarine operations against Axis supply convoys by the Royal Air Force (RAF) and Fleet Air Arm (FAA).[2]

Central Mediterranean, 1942

[edit]

Military operations from Malta and using the island as a staging post, led to Axis air campaigns against the island in 1941 and 1942. By late July, the 80 fighters on the island averaged wastage of 17 per week and the remaining aviation fuel was only sufficient for the fighters, making it impractical to send more bombers and torpedo-bombers for offensive operations.[3] Resources available to sustain Malta were reduced when Japan declared war in December 1941, and conducted the Indian Ocean raid in April 1942.[4] Malta was neutralised as an offensive base against Italian convoys by the attacks of the Regia Aeronautica and the Luftwaffe in early 1942. Several warships were sunk in Valletta harbour and others were withdrawn to Gibraltar and Egypt. Food and medicines for the Maltese population and the British garrison dwindled along with fuel, ammunition and spare parts with the success of Axis attacks on Malta convoys. The Italian Operation C3 and the Axis Unternehmen Herkules (Operation Hercules) invasion plans against Malta were prepared but then cancelled on 16 June 1942.[5][6]

Battle of the Mediterranean

[edit]
General map of Malta

The Allies waged the Western Desert Campaign (1940–43) in North Africa, against the Axis forces of Italy aided by Germany, which sent the Deutsches Afrika Korps and substantial Luftwaffe detachments to the Mediterranean in late 1940. Up to the end of the year, 21 ships with 160,000 long tons (160,000 t) of cargo reached Malta without loss and a reserve of seven months' supplies had been accumulated. Three convoy operations to Malta in 1941 lost one merchant ship. From January 1941 to August 1942, 46 ships delivered 320,000 long tons (330,000 t) but 25 ships were sunk and modern, efficient, merchant ships, naval and air forces had been diverted from other routes for long periods; thirty-one supply runs by submarines were also conducted.[7] Reinforcements for Malta, included 19 Club Runs, risky aircraft carrier ferry operations to deliver fighters.[8] From August 1940 to the end of August 1942, 670 Hurricane and Spitfire fighters were flown off aircraft carriers in the western Mediterranean.[9] Many other aircraft used Malta as a staging post for North Africa and the Desert Air Force.[10]

Prelude

[edit]

When Italy declared war on Britain and France on 10 June 1940, the Taranto Naval Squadron did not sail to occupy Malta as suggested by Admiral Carlo Bergamini.[11] With Italian bases in Sicily, British control of Malta was made more difficult from its bases in Gibraltar to the west and Cyprus, Egypt and Palestine to the east, which were much further away. Two weeks later, the Second Armistice at Compiègne ended British access to Mediterranean Sea bases in France and passage to Mediterranean colonies. The British attack on Mers-el-Kébir on 3 July 1940 against French naval ships, began an informal war between Vichy France and Britain. Axis support for General Francisco Franco in the Spanish Civil War also caused the British to be apprehensive about the security of the British base at Gibraltar. It was soon clear that unlike the Atlantic, where the war was fought by U-boats and surface and air escorts, operations in the Mediterranean would depend on air power and the possession of land bases to operate the aircraft.[12]

Events on land in Greece, Crete, Libya and the rest of the south shore of the Mediterranean would have great influence on the security of sea communications by both sides. An Italian conquest of Egypt could link Abyssinia, Italian Somaliland and Eritrea. The Italian invasion of Egypt in September 1940, was followed by Operation Compass, a British counter-offensive in December, which led to the destruction of the Italian 10th Army and the conquest of Cyrenaica in January 1941. Hitler transferred the Fliegerkorps X to Sicily in Unternehmen Mittelmeer (Operation Mediterranean) to protect the Axis supply routes past Malta, and sent the Afrika Korps to Libya in Unternehmen Sonnenblume (Operation Sunflower) which, with Italian reinforcements, recaptured Cyrenaica.[13] Fliegerkorps X was transferred to Greece in April 1941 and the 23rd U-boat Flotilla was based at Salamis, near Athens, in September.[14]

First year

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July 1940

[edit]
Map of Malta

In the Battle of Calabria (Battaglia di Punta Stilo), Regia Marina escorts (two battleships, 14 cruisers and 32 destroyers) of an Italian convoy engaged the battleships HMS Warspite, Malaya, Royal Sovereign and the aircraft carrier HMS Eagle.[15] The British cruisers and destroyers covered two convoys heading from Malta to Alexandria. The first, Malta Fast 1 (MF 1)/Malta East 1 (ME 1), was composed of El Nil, Knight of Malta and Rodi; the second, Malta Slow 1 (MS 1)/ME 1 was composed of Kirkland, Masirah, Novasli, Tweed and Zeeland.[15]

August 1940

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Operation Hurry

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Using an aircraft carrier to ferry land-based aircraft to Malta had been discussed by the Admiralty in July and once Italy had declared war, the reinforcement of Malta could be delayed no longer. The training aircraft carrier HMS Argus was used to despatch twelve Hurricanes to Malta from a position to the south-west of Sardinia. Hurry was the first Club Run to reinforce the air defence of the island, despite the British Chiefs of Staff decision two months earlier that nothing could be done to reinforce Malta.[8] Club Runs continued until it was possible to fly the aircraft direct from Gibraltar.[16]

September 1940

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Operation Hats

[edit]
La Valletta Harbour

The Mediterranean Fleet in Alexandria escorted the fast Convoy MF 2 of three freighters carrying 40,000 short tons (36,000 t) of supplies, including reinforcements and ammunition for anti-aircraft guns and met at Malta another convoy from Gibraltar.[17] En route, Italian airbases were raided; the Regia Marina had superior forces at sea but missed the opportunity to exploit their advantage.[18]

October 1940

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Operation MB 6

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Four ships of Convoy MF 3 reached Malta safely from Alexandria and three ships returned to Alexandria as Convoy MF 4.[17] The convoys were part of Operation MB 6 and the escort included four battleships and two aircraft carriers. An Italian attempt against the returning escort by destroyers and torpedo boats ended in the Battle of Cape Passero, a British success.[19]

November 1940

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Operation Judgement

[edit]
western Mediterranean and Gibraltar, venue for Club Runs to Malta

The five ship Convoy MW 3 from Alexandria and four ship return Convoy ME 3 arrived safely, coinciding with a troop convoy from Gibraltar and the air attack on the Italian battle fleet at the Battle of Taranto.[17][20]

Operation White

[edit]

In Operation White, twelve Hurricanes were flown off Argus to reinforce Malta but the threat of the Italian fleet lurking south of Sardinia prompted a premature fly-off from Argus and its return to Gibraltar. Eight Hurricanes ran out of fuel and ditched at sea, with seven pilots lost.[21] An enquiry found that the Hurricane pilots had been insufficiently trained about the range and endurance of their aircraft.[8]

Operation Collar

[edit]

Operation Collar was intended to combine the passage of a battleship, heavy cruiser and light cruiser with mechanical defects from Alexandria to Gibraltar, with a four-ship Convoy MW 4 to Malta and the sailing of ME 4 from Malta comprising Cornwall and the four empty ships from Convoy MW 3, escorted by a cruiser and three destroyers. Attacks on Italian airfields in the Aegean and North Africa were to be made at the same time. Three ships at Gibraltar, two bound for Malta and one for Alexandria were to be escorted by the cruisers HMS Manchester and HMS Southampton. Operation MB 9 from Alexandria began on 23 November, when Convoy MW 4 with four ships sailed with eight destroyer escorts, covered by Force E of three cruisers. Force D comprising a battleship and two cruisers sailed on 24 November and next day, two more battleships, an aircraft carrier, two cruisers and four destroyers of Force C departed Alexandria. MW 4 reached Malta without incident; ME 4 had sailed on 26 November, two destroyers returned to Malta; the cruiser and one destroyer saw the freighters into Alexandria and Port Said on 30 November.[22]

Force F from Gibraltar was to pass 1,400 soldiers and RAF personnel from Gibraltar to Alexandria in the two cruisers, slip two supply ships into Malta and one to Crete. The other warships destined for the reinforcement of the fleet at Alexandria were to be sent on, the cruisers being accompanied by two destroyers and four corvettes. Force B provided the covering force with the battlecruiser Renown, the aircraft carrier Ark Royal, the cruisers Sheffield and Despatch, and nine destroyers. The destroyers and corvettes left Alexandria on the night of 23/24 November to rendezvous with the merchant ships and their destroyer escorts from Britain. The cruisers embarked the troops and RAF personnel, leaving Gibraltar on 25 November. The British were unaware that Italian reconnaissance aircraft had spotted the sorties from both ends of the Mediterranean and set up submarine ambushes. Two Italian battleships, three cruisers and two destroyer flotillas had left harbour, more cruisers, destroyers and torpedo boats following. Force D was attacked on the night of 26/27 November but the attack was so ineffectual that the British did not notice. On 27 November, aircraft from Force F spotted the Italian battle fleet, the force headed for Force D and prepared to defend the merchant ships, in what became a confused and inconclusive engagement. Two Italian submarines attacked three cruisers in the Sicilian Narrows as they waited for the eastbound convoy on the night of 27/28 November to no effect and the two ships for Malta arrived on 29 November, as Force H returned to Gibraltar and the through convoy and naval ships reached Alexandria.[23]

December 1940

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Convoy MW 5A with Lanarkshire and Waiwera carrying supplies and munitions and Convoy MW 5B of Volo, Rodi and Devis, the tanker Pontfield, Hoegh Hood and Ulster Prince from Alexandria with a covering force of a battleship, two cruisers, destroyers and corvettes reached Malta on 20 December and Convoy ME 5 with the empty Breconshire, Memnon, Clan Macaulay and Clan Ferguson were collected by the covering force and returned to Alexandria.[24] Convoy MG 1 with Clan Forbes and Clan Fraser reached Gibraltar from Malta escorted by the battleship and four destroyers.[17][25]

Malta convoys 1940[26][a]
Convoy/
Operation
From Sailed To Arrived No. Lost Notes
MF 1 Malta 9 July Alexandria 11 July 3 0
MS 1 Malta 10 July Alexandria 14 July 5 0
MF 2/Hats Alexandria 29 August Malta 2 September 3 0
MF 3 Alexandria 8 October Malta 11 October 4 0
MF 4 Malta 11 October Alexandria 16 October 3 0
MW 3 Alexandria 4 November Malta 10 November 5 0
ME 3 Malta 10 November Alexandria 13 November 4 0
MW 4 Alexandria 23 November Malta 26 November 4 0
Collar Gibraltar 25 November Malta 26 November 2 0
ME 4 Malta 26 November Alexandria 29 November 5 0
MW 5A Alexandria 16 December Malta 20 December 2 0
MW 5B Alexandria 18 December Malta 20 December 5 0
ME 5A Malta 20 December Alexandria 23 December 4 0
MG 1 Malta 20 December Gibraltar 24 December 2 0

Second year

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January 1941

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Operation Excess

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An Italian Savoia-Marchetti SM.79 during an attack

Operation Excess delivered one ship from Gibraltar to Malta and three to Piraeus. The operation was coordinated with Operation MC 4, consisting of Convoy MW 5+12 with Breconshire and Clan Macaulay from Alexandria to Malta, ME 6, a return journey of ME 5+12 with Lanarkshire and Waiwera and ME 6, with Volo, Rodi, Pontfield, Devis, Hoegh Hood, Trocas and RFA Plumleaf. The convoys arrived safely with 10,000 short tons (9,100 t) of supplies. The cruiser Southampton was sunk, the cruiser HMS Gloucester and aircraft carrier HMS Illustrious were badly damaged and a destroyer was damaged beyond repair.[27] Excess was the first occasion that the Luftwaffe participated in an anti-convoy operation; the Italian torpedo boat Vega was sunk during the operations by the cruiser HMS Bonaventure.[28]

February 1941

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Operation MC 8

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Operation MC 8, from19 to 21 February, delivered troops, vehicles and stores to Malta in the cruisers Orion, Ajax and Gloucester and Tribal-class destroyers Nubian and Mohawk, covered by Barham, Valiant, Eagle, Coventry, Decoy, Hotspur, Havock, Hereward, Hero, Hasty, Ilex, Jervis, Janus and Jaguar.[29]

March 1941

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Operation MC 9

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Operation MC 9 covered Convoy MW 6 consisting of Perthshire, Clan Ferguson, City of Manchester and City of Lincoln, which sailed from Alexandria on 19 March, the escorts sailing a day later, covered by the Mediterranean Fleet until the night of 22/23 March. The ships sailed by indirect routes and bad weather enabled the convoy to evade Axis air reconnaissance. The ships arrived at Malta but two were bombed at their berths.[30][31]

April 1941

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Operation Winch and Convoy ME 7

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Hurricanes delivered to Gibraltar on Argus were put on board Ark Royal, which sailed on 2 April, escorted by the battleship Renown, a cruiser and five destroyers. The Hurricanes were flown off on 3 April and all arrived, Force H returning safely to Gibraltar on 4 April. Stores and ammunition were run to Malta in Operations MC 8 and MC 9. On 18 April, the Mediterranean Fleet sailed from Alexandria to Suda Bay in Crete with Breconshire carrying oil and aviation fuel for Malta. Late on 19 April, the Malta Strike Force destroyers sailed with Convoy ME 7 of four empty cargo ships. Breconshire made a run into Malta and the destroyers returned after joining in a shore bombardment by the main fleet. The cruiser Gloucester, which had a long range, joining the force.[32]

Operation Dunlop

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In Operation Dunlop, HMS Ark Royal sailed from Gibraltar on 24 April and flew off 24 Hurricanes at dawn on 27 April. Bristol Blenheims and Beaufighters were flown direct from Gibraltar. Three battleships and an aircraft carrier covered the fast transport HMS Breconshire from Alexandria to Malta. The operation was coordinated with the four-ship Convoy ME 7 from Malta to Alexandria.[33] On 16 April, the value of Malta for offensive operations was shown when four destroyers of 14th Flotilla (the Malta Striking Force), recently based in the island, destroyed an Afrika Korps supply convoy (five ships, for a total of 14,000 GRT and three escorts) in the Battle of the Tarigo Convoy.[34][35][b]

Operation Temple

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During Operation Temple, the freighter Parracombe sailed for Malta from Gibraltar on the night of 28/29 April, disguised as a Spanish merchantman and later as the Vichy steamer Oued-Kroum. She was mined on 2 May, which blew off her bows, and sank with 21 Hurricanes, equipment, ammunition and military freight aboard.[37] The minefield had been laid down on 24 April by the Italian cruisers Duca d'Aosta, Eugenio di Savoia, Muzzio Attendolo and Raimondo Montecuccoli, escorted by the destroyers Italian destroyer Alvise da Mosto and Giovanni da Verrazzano.[38]

May 1941

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Operations Tiger and Splice

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Strait of Sicily

In Operation Tiger, Convoy WS 8 sailed from Gibraltar to Alexandria, combined with a supply run to Malta by six destroyers of Force H. Five 15 kn (17 mph; 28 km/h) merchant ships passed Gibraltar on 6 May accompanied by Force H, along with a battleship and two cruisers en route to Alexandria; Clan Campbell, Clan Chattam, Clan Lamont, Empire Song and New Zealand Star. The merchants tried to reach Alexandria with air cover of Fairey Fulmars onboard Ark Royal and the anti aircraft fire of 9 destroyers. Bad weather helped, but the Regia Aeronautica engaged the convoy during the day and at dusk Empire Song was lost after hitting two mines. The destroyers from Force H participated in the convoy operation as far as Malta then returned. Force H bombarded Benghazi and rendezvoused with the convoy 50 nmi (58 mi; 93 km) south of Malta late on 9 May.[39] The minefield had been laid by the same Italian cruiser force whose mines had sunk the freighter Parracombe in early May.[38]

Operation Splice was a Club Run from 19 to 22 May; 48 Hurricanes were flown off Ark Royal and Furious on 21 May, all reaching Malta. Slow Convoy MW 7B with two tankers sailed from Egypt for Malta with 24,000 long tons (24,000 t) of fuel oil, followed by fast Convoy MW 7A with six freighters escorted by five cruisers, three destroyers and two corvettes. Abdiel and Breconshire sailed with the main fleet and all the ships reached Grand Harbour on 9 May, preceded by a minesweeper, which detonated about twelve mines.[40] In May, the Luftwaffe transferred Fliegerkorps X from Sicily to the Balkans, relieving pressure on Malta until December.[41]

June 1941

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Operation Rocket

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A Club Run from 5 to 7 June delivered 35 Hurricanes to Malta, guided by eight Blenheims from Gibraltar.[42]

Operation Tracer

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In June, the new carrier HMS Victorious replaced Furious on Club Runs. Operation Tracer began on 13 June when Ark Royal and Victorious, escorted by Force H, departed Gibraltar. On 14 June, 47 Hurricanes were flown off. The fighters were guided by four Hudsons from Gibraltar and 43 of the Hurricanes reached Malta.[42][43]

Operations Railway I and II

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On 26 June Ark Royal and Furious sailed again with 22 Hurricanes, which were guided to Malta by Blenheims from Gibraltar; all arrived at Malta in bad weather, though one Hurricane crashed on landing. Force H reached port on 28 June, Crated aircraft were assembled aboard Furious as she joined Force H for Operation Railway II; on 30 June, 26 Hurricanes took off from Ark Royal. The second fighter skidded on take-off from Furious and a drop tank came loose and caught fire as the Hurricane went overboard, killing nine men and injuring four more before the fire was extinguished. It was early afternoon before the 35 remaining Hurricanes arrived at Malta, again guided by six Blenheims. During the month 142 aircraft reached Malta, some of which were ferried to Egypt.[42][43][43]

July 1941

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Operation Substance

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Operation Substance sent Convoy GM 1 (six ships transporting 5,000 soldiers, escorted by six destroyers), covered by the battleship Nelson and three cruisers from the Home Fleet and Force H (Ark Royal, Renown, and several cruisers and destroyers). GM 1 reached Gibraltar from Britain on 19 July and sailed for Malta on 21 July, minus troopship RMS Leinster (carrying 1,000 troops and RAF ground crews) which ran aground and had to return to Gibraltar. The Eastern Fleet sortied from Alexandria as a diversion and eight submarines watched Italian ports and patrolled the routes an Italian sortie was expected to use. Force H was to return to Gibraltar upon reaching the Sicilian Narrows, while the close escort of three cruisers, Manxman, and ten destroyers would continue to Malta. During the convoy operation, Breconshire and six other empty ships at Malta were independently to return to Gibraltar in Operation MG 1. On 23 July, south of Sardinia, Italian air attacks began; one cruiser was hit and had to return to Gibraltar, and a destroyer was so badly damaged it was scuttled, but air cover from Ark Royal enabled the convoy to reach the Skerki Channel by late afternoon.[44]

The covering force turned for Gibraltar and the rest of the convoy pressed on, facing more Regia Aeronautica attacks; these forced another damaged destroyer to drop out and return to Gibraltar. Turning north, the convoy evaded Italian aircraft, but on the night of 23/24 July, the 12,000 GRT steamer Sydney Star was torpedoed by an MAS boat and crippled; the Australian destroyer HMAS Nestor assisted her safe arrival to harbour and she was seaworthy again by September. The cruisers sailed ahead to disembark troops and equipment; the convoy and its destroyer escort arrived later on 24 July. A raid on 26 July by Italian midget submarines, MAS boats, and aircraft on the transports in Grand Harbour failed, with the attacking force almost destroyed; 65,000 short tons (59,000 t) of supplies were landed.[44] On 31 July, three cruisers and two destroyers sailed from Gibraltar with the troops and stores left behind in Leinster, reaching Malta 2 August.[45]

September 1941

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Operations Status I and II, Operation Propeller

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Three British cruisers during Operation Halberd

Ark Royal and Furious flew off over 50 Hurricanes to Malta in Operations Status I and Status II, forty-nine arriving; several Blenheims flew direct from Gibraltar at the same time, to build up the Malta striking force to use the munitions delivered in Operation Substance.[46] The merchantman SS Empire Guillemot reached Malta from Gibraltar in Operation Propeller and another ship completed the trip independently.[47]

Operation Halberd

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In Operation Halberd, the eastbound Convoy GM 2 with nine 15 kn (17 mph; 28 km/h) merchant ships, carrying 81,000 long tons (82,000 t) of supplies and 2,600 troops from Gibraltar, was accompanied by the battleships Nelson, Rodney, Prince of Wales (all detached from the Home Fleet), Ark Royal, five cruisers, and eighteen destroyers. The British staged diversions in the eastern Mediterranean and submarines and aircraft watched Italian naval and air bases. Attacks on the convoy by the Regia Aeronautica began on 27 September, demonstrating more skill and determination than earlier encounters. An Italian torpedo bomber hit Nelson with an aerial torpedo and reduced her speed. Later air attacks were deterred by the anti-aircraft fire of the British destroyer screen. British reconnaissance aircraft reported the Italian Fleet had left harbour and was on an interception course and the British covering force, less Nelson, was sent to engage. Ark Royal launched her torpedo bombers but the Italian turned back, and the aircraft failed to make contact; at about 7:00 p.m., GM 2 reached the Narrows.[48]

The five cruisers and nine of the destroyers continued for Malta as the covering force changed course. The British made course for Sicily, which enabled them to skirt minefields laid by the Italians in the channel between Sicily and the North African coast. During the night the moon was bright and Italian torpedo bombers managed to hit the 10,000 GRT transport Imperial Star with an aerial torpedo. Attempts to tow the ship to Malta failed; her troops were taken off and the ship was scuttled. During the morning of 28 September, the convoy came into range of Malta-based fighters. The rest of the convoy reached Malta at 1:30 p.m. and landed 85,000 short tons (77,000 t) of supplies. Halberd was the last convoy operation of 1941.[49]

October 1941

[edit]

Operations Callboy and MG 3

[edit]

On 16 October, Force H covered Operation Callboy, another Club Run by Ark Royal, to fly off thirteen Swordfish and Albacore torpedo bombers for Malta, delivered to Gibraltar by Argus.[50] On 12 October, the cruisers HMS Aurora and Penelope had sailed from Scapa Flow for Malta and were joined by the destroyers HMS Lance and Lively of Force H at Gibraltar, reaching the island on 21 October. The squadron was named Force K (reviving a title used in 1939) for operations against the Italian supply route to North Africa. Operation MG 3 was a convoy planned to despatch the Halberd merchant ships from Malta but the ships sailed in succession. Two departed on 16 October but one ship had to turn back with engine trouble. The second ship was covered by the fleet movements of Operation Callboy which reached the flying off point on 17 October and arrived on 19 October, having dodged a torpedo bomber attack. Two cruisers and two destroyers of Force H loaded equipment and ammunition for Malta as soon as they got back to Gibraltar and sailed again on 20 October, arriving at Grand Harbour in Malta the next day. Two ships sailed from Malta in ballast on 21 October and arrived at Gibraltar despite air attacks; one ship with engine trouble left Malta again on 22 October, watched over by Catalina flying boats, but failed to arrive; an Italian radio broadcast claimed the sinking. The fourth ship sailed on 24 October but was attacked by an Italian aircraft and recalled, having been spotted so quickly.[51]

November 1941

[edit]

Operation Perpetual

[edit]

Force K of two cruisers and two destroyers sailed from Malta on 8 November and sank the merchant ships of an Axis convoy off Cape Spartivento.[52][c] On 10 November, Ark Royal and Argus sailed from Gibraltar and flew off thirty-seven Hurricanes, thirty-four arriving successfully; seven Blenheims flew direct from Gibraltar.[53] On 13 November, Ark Royal was torpedoed and sank the next day, 25 nmi (29 mi; 46 km) from Gibraltar.[54]

Operation Astrologer

[edit]

Operation Astrologer (14–15 November 1941), an attempt to supply Malta by two unescorted freighters, Empire Pelican and Empire Defender disguised as neutral Spanish then French ships. Empire Pelican passed Gibraltar on 12 November and sailed close to the Moroccan, Algerian and Tunisian coasts but was spotted by Italian aircraft at early on 14 November south of Galite Islands and sunk by torpedo bombers. Empire Defender was sunk at sunset the next day in the same place; Astrologer was the last attempt to send merchant ships to Malta from the west for six months.[55]

December 1941

[edit]

Operations MF 1 and MD 1

[edit]

To alleviate a fuel oil shortage on Malta, MV Breconshire was escorted from Malta on 5 December by a cruiser and four destroyers of Force K in Operation MF 1 towards Alexandria; next day, a cruiser and two destroyers left Alexandria. During the evening of 6 December the cruiser and two destroyers returned to Malta and two destroyers carried on with Breconshire, meeting the cruiser and two destroyers from Alexandria at dawn on 7 December. Two destroyers went on to Malta and Breconshire continued to Alexandria accompanied by the cruiser and its two destroyers, reaching Alexandria on 8 December, less the cruiser which was detached to help a sloop damaged by air attack of Tobruk. Breconshire was filled with 5,000 long tons (5,100 t) of boiler oil and every space was filled with supplies. On 15 December, MD 1 began when Breconshire sailed for Malta with three cruiser and eight destroyer escorts. During the night Breconshire was slowed by engine trouble and on 16 December the force headed west in daylight without zig-zagging. After dark a cruiser and two destroyers turned back and made spurious wireless broadcasts to simulate the battle fleet at sea. Destroyers left Malta on 16 December and at 6:00 p.m. Force K comprising two cruisers and two destroyers sailed to meet Breconshire and escort it into Grand Harbour.[56]

During the afternoon, an Italian battleship convoy was spotted and every seaworthy ship at Malta was ordered out to bring in Breconshire. Only one cruiser and two destroyers were operational but they met the oncoming force before dawn on 17 December and the ships made a circle round Breconshire; the Luftwaffe and Regia Aeronautica attacked through the afternoon with bombs and torpedoes. As night was falling, three Italian battleships two cruisers and ten destroyers appeared and Breconshire and two escorts were diverted to the south-west as the rest of the British ships turned towards the Italian fleet. With the escorts between the Italians and Breconshire, the ship was handed over to Force K as it arrived and set a smoke screen. The opposing ships diverged in the dark and Force K turned for Malta with Breconshire; the rest of the ships returned to Alexandria and the Italian freighters reached Libya. Force K and Breconshire spent 18 December under air attack, until Malta Hurricanes arrived in the afternoon and at around 3:00 p.m. the ships arrived in Malta.[57]

Malta convoys 1941[26][d]
Convoy
Operation
From Sailed To Arrived No. Lost Notes
Excess Gibraltar 6 January Malta 10 January 1 0
MW 5.5 Alexandria 7 January Malta 10 January 2 0
ME 5.5 Malta 10 January Alexandria 13 January 2 0
ME 6 Malta 10 January Alexandria 13 January 7 0
MC 8 Malta 20 February Alexandria 22 February 2 0
MW 6 Alexandria 19 March Malta 23 March 4 0
MD 2 Alexandria 18 April Malta 21 April 1 0
ME 7 Malta 19 April Alexandria 22 April 4 0
Temple Gibraltar 28 April Malta 1 1
MD 3 Malta 28 April Alexandria 20 April 1 0
Tiger Gibraltar 6 May Alexandria 12 May 5 1
MW 7A Alexandria 6 May Malta 10 May 4 0
MW 7B Alexandria 5 May Malta 10 May 2 0
GM 1 Gibraltar 21 July Malta 24 July 6 0
MG 1 Malta 23 July Gibraltar 26 July 7 0
Propeller Gibraltar 13 September Malta 19 September 1 0
Halberd, GM 2 Gibraltar 25 September Malta 29 September 9 1
Halberd, MG 2 Malta 26 September Gibraltar 29 September 1 0
Independent Malta 27 September Gibraltar 20 September 2 0 Not convoyed
Independent Malta 16 October Gibraltar 19 October 1 0 Not convoyed
Independent Malta 22 October Gibraltar 27 October 3 1 Not convoyed
Astrologer Gibraltar 12 November Malta 1 1
Astrologer Gibraltar 14 November Malta 1 1
Not named Malta 5 December Alexandria 8 December 1 0
Not named Alexandria 15 December Malta 18 December 1 0
ME 8 Malta 26 December Alexandria 29 December 4 0

Third year

[edit]

January 1942

[edit]

Operation MF 2

[edit]
HMS Dido at anchor in the Firth of Forth

On 5 January, the fast supply ship HMS Glengyle was escorted from Alexandria by 15th Cruiser Squadron (Force B, commanded by Rear Admiral Philip Vian, made up of Dido-class light cruisers Naiad, Dido, and Euryalus and the anti-aircraft cruiser HMS Carlisle) and six destroyers. The cruisers served as a bluff, in the absence of more heavily armed ships capable of challenging a sortie by the Regia Marina.[58][e] Breconshire had sailed from Malta on 6 January escorted by four destroyers of Force C; the two forces met on 7 January and Force C with Glengyle reached Malta on 8 January, Force B with Breconshire arriving at Alexandria the next day.[60]

Operation MF 3

[edit]

On 16 January the Convoy MW8A and Convoy MW8B with two ships each, sailed from Alexandria in Operation MF3, accompanied by Carlisle and two destroyer divisions.[61] The 15th Cruiser Squadron sortied on 17 January to join the escort for both convoys. Force K (still short Aurora) departed Malta to rendezvous with the convoy on 18 January. Thermopylae (6,655 tons), in MW8A, developed mechanical faults and was diverted to Benghazi but was severely damaged by bombing en route and had to be scuttled. On 17 January, the destroyer HMS Gurkha was torpedoed by U-133; the Dutch destroyer HNLMS Isaac Sweers towed her clear of blazing oil, allowing most of her crew to be rescued before she sank. The three remaining freighters reached Malta, air attacks on the ships being intercepted by fighters from No. 201 (Naval Co-operation) Group based in Cyrenaica, the convoy and escorts' anti-aircraft guns; once the convoy was in range. Hurricanes from Malta also provided air cover and the ships docked on 19 January.[62] On 26 January, in a similar operation, Breconshire and escorts from Alexandria met two ships which had sailed from Malta on 25 January transporting service families from Malta with escorts from Force K, which escorted Breconshire back to the island on 27 January.[63][64]

February 1942

[edit]

Operation MF 5

[edit]
Satellite image of Sardinia, Italy, Sicily, Malta and Tunisia

On 12 February, a three ship Convoy MW 9, escorted by Carlisle and eight destroyers, sailed from Alexandria in Operation MF5; several hours later, two cruisers from 15th Cruiser Squadron, escorted by eight destroyers, sortied to protect it. On 14 February, SS Clan Campbell was bombed and forced to seek shelter in Tobruk, Clan Chattan was bombed, caught fire and scuttled in the afternoon; Rowallan Castle was near-missed, disabled and taken under tow but scuttled by Lively after it was realised she could not reach Malta before dark: the escort had been warned that the Italian battleship Duilio had sailed from Taranto to intercept the convoy.[65][66]

March 1942

[edit]

Operation Spotter

[edit]
Convoy MW 10
westbound, March 1942[67]
Type No. Sunk Dgd
Cruisers 4 3
AA ships 1
Destroyers 18 3 2
Submarines 5 1
Freighters 4 1
Freighters
arriving
3 3 in
dock

On 6 March, Operation Spotter, a Club Run by the aircraft carriers Eagle and Argus flew off the first 15 Spitfire reinforcements for Malta. An earlier attempt had been abandoned but the right external ferry tanks were fitted; seven Blenheims flew direct from Gibraltar. On 10 March, the Spitfires flew their first sorties against a raid by Ju 88s escorted by Bf 109 fighters.[68]

Operation MG 1

[edit]

Operation MG 1 began with the four ships of Convoy MW 10 sailing from Alexandria at 7:10 a.m. on 20 March, each with a navy liaison party and Defensively equipped merchant ship (DEMS) gunners, supplemented by service passengers. The convoy was escorted by Force B, the cruisers HMS Cleopatra, Dido, Euryalus, the anti-aircraft cruiser Carlisle and the six ships of the 22nd Destroyer Flotilla. The 5th Destroyer Flotilla sailed from Tobruk on an anti-submarine sweep, before joining the convoy on 21 March. Clan Campbell struggled to keep up because of engine trouble and the convoy timetable was not met. Several British submarines participated near Messina and Taranto to watch for Italian ships. Long Range Desert Group parties were to attack the airfields at Martuba and Tmimi in Cyrenaica as RAF and FAA aircraft bombed them to ground Ju 88 bombers; 201 Group RAF provided air cover and reconnaissance of the convoy route. A club run, Operation Picket was to use Argus and Eagle, with Force H as a decoy, but the Spitfire ferry tanks were found to be defective and the operation was called off.[69]

On 22 March, when MW 10 was through Bomb Alley, news arrived that an Italian squadron had sailed and from 10:35 a.m. – 12:05 p.m. five Italian torpedo bomber attacks were made but with no hits. In the afternoon, German and Italian air attacks began, with bombs and torpedoes, again to no effect. Smoke was seen at 2:10 p.m. and the escorts moved to intercept in rough seas as the convoy was hidden by a smoke screen. Italian cruisers commenced fire then turned to lure the British cruisers towards Littorio; the British did not take the bait. The exchange began the Second Battle of Sirte. Axis aircraft concentrated on the convoy, which manoeuvred so effectively that no ship was hit, but the ships and close escort fired much of their ammunition. During the battle near the convoy, the escorts kept laying smoke screens and the Italians came within 8 nmi (9.2 mi; 15 km) as Force B dodged around in the smoke, attacking at every opportunity.[70]

German air attacks continued and Force B turned for Alexandria, very short of fuel as Force K joined the convoy for the last leg. The convoy had been ordered to disperse, three ships diverting southwards and Clan Campbell making straight for Grand Harbour, the diversions being calculated to bring the ships back together just short of Malta by daylight on 23 March. The detours were a mistake and Pampas was hit by a bomb during the morning but kept going, reaching Malta. Talabot was also frequently attacked but arrived undamaged, except from some small bombs dropped by a Bf 109 fighter-bomber. Clan Campbell was sunk 20 nmi (23 mi; 37 km) from Malta and Breconshire, after being taken in tow by destroyers and tugs several times, reached Marsaxlokk harbour on 25 March. Unloading of the ships was very slow and Luftwaffe attacks on 26 March sank Breconshire in the evening and continued bombing Valletta harbour into the night. Talabot and Pampas were set on fire before unloading, only 4,952 short tons (4,492 t) of the 29,500 short tons (26,800 t) of supplies were landed and several destroyers were seriously damaged.[71]

Operation Picket

[edit]

On 22 March, a Club Run by Argus and Eagle covered by Force H sailed from Gibraltar to deliver Spitfires to Malta and to divert attention from MG 1. Two Italian submarines spotted the British ships and one fired torpedoes at Argus with no effect but the operation was cancelled when the long range fuel tanks of the Spitfires were found to be defective. The operation was repeated on 27 March and sixteen Spitfires were flown off for Malta, the ships returning to Gibraltar on 30 March.[72]

April 1942

[edit]

Operation Calendar

[edit]

As Malta's effectiveness as an offensive base diminished, forty-seven Spitfires were flown off as reinforcements. They were delivered by the American carrier USS Wasp, escorted by the battlecruiser Renown, cruisers HMS Cairo and Charybdis and six British and US destroyers. Most of the aircraft were destroyed on the ground by bombing.[73]

May 1942

[edit]

Operations Bowery and LB

[edit]

In Operation Bowery, 64 Spitfires were flown off Wasp and Eagle. A second batch of 16 fighters were flown off Eagle in Operation LB.[74]

June 1942

[edit]

Operation Style

[edit]

On 20 May, SS Empire Conrad departed from Milford Haven, Wales with a cargo of 32 Spitfires Mk Vc (Trop). Also on board were the ground crew who were to assemble them, a total of over 110 men. Empire Conrad was escorted by the 29th ML Flotilla and the corvette HMS Spirea. The convoy was later joined by the minesweepers HMS Hythe and Rye. Empire Conrad arrived at Gibraltar on 27 May. The aircraft were transferred to the aircraft carrier Eagle where they were assembled. On 2 June, Eagle departed from Gibraltar escorted by the cruiser Charybdis and destroyers HMS Antelope, Ithuriel, Partridge, Westcott and Wishart. On 3 June, the aircraft were flown off Eagle, bound for Malta. Twenty-eight arrived safely, with the other four being shot down en route.[75]

Operation Julius (Harpoon and Vigorous)

[edit]
Satellite photograph of the Straits of Gibraltar opening onto the Alboran Sea and the starting point for Operation Harpoon

The arrival of more Spitfires from Eagle and the transfer of German aircraft to the Russian Front eased the pressure on Malta but supplies were needed if the island was to avoid surrender. Operation Julius was planned to send convoys simultaneously from both ends of the Mediterranean.[76] The ships for Operation Harpoon sailed from Britain on 5 June and entered the Mediterranean on the night of 11/12 June. Several stations were called on to obtain a battleship, the aircraft carriers Eagle and Argus, three cruisers, and eight destroyers for the escort and covering force to the Narrows, the close escort into Malta comprising the anti-aircraft cruiser Cairo, nine destroyers, four fleet minesweepers, and six minesweeping motor launches. Once the convoy of three British, one Dutch and two U.S. freighters, carrying 43,000 long tons (44,000 t) of supplies, had been swept through the Axis minefields, the minesweepers were to remain at Malta.[77]

The ships from Gibraltar and Alexandria were intended to arrive on consecutive days. Axis naval and air force attacks began on the morning of 12 June; one cruiser was badly damaged and one merchantman sunk. On 15 June, an Italian cruiser force engaged the close escort and as Cairo and as the escort destroyers made smoke, the fleet destroyers attacked the Italian ships. Two of the fleet destroyers were soon disabled the remaining three managed to hit an Italian destroyer and were then joined by the cruiser and the four smaller destroyers. Dive-bombers attacked the convoy soon after and one merchant ship was sunk and another damaged and taken in tow. Near noon, another air attack damaged another merchant ship and the order was given to scuttle the ships in tow, to increase the speed of the remaining two ships, because the Italian squadron was still lurking in the area.[78] The escorts were scattered by the Italian cruiser force, that eventually finished off the tanker Kentucky and the cargo ship Burdwan.[79] The destroyer HMS Bedouin, repeatedly hit by the Italian cruisers and disabled during the battle, was finally sunk by an Italian S-79 torpedo bomber. The Polish Kujawiak was also lost in a minefield a few miles before arrival.[78] The convoy arrived with 15,000 short tons (14,000 t) of supplies under cover of the Malta Spitfires, which defeated several more air attacks.[78]

Operation Vigorous, a convoy of eleven merchant ships from Haifa, Palestine and Port Said, Egypt sailed at the same time as Harpoon. The convoy was attacked by aircraft, torpedo boats and submarines for four days, threatened by an Italian fleet and turned back. The cruiser HMS Hermione and destroyers HMS Hasty, Airedale, Nestor and two merchantmen were sunk.[80]

July 1942

[edit]

Operation Pinpoint

[edit]

Welshman departed Gibraltar 14 July, carrying powdered milk, cooking oil, fats and flour, soap, and minesweeping stores. She was in company of Force H comprising Eagle; the light anti-aircraft cruisers, Charybdis and Cairo and five destroyers, Antelope, Ithuriel, Vansittart, Westcott and Wrestler. Eagle flew off 31 Spitfires on 15 July; Welshman made an independent run close to the Algerian coast but was shadowed by Axis aircraft and attacked by fighter-bombers, bombers and torpedo bombers until dusk. She reached Malta on 16 July and departed again on 18 July.[81]

Operation Insect

[edit]

Eagle sailed from Gibraltar with two destroyers and five destroyers on 20 July, Eagle being missed by a salvo of four torpedoes from the Italian submarine Dandolo and on 21 July another 28 Spitfires were flown off for Malta.[82]

August 1942

[edit]

Operation Pedestal

[edit]

As supplies on Malta dwindled, particularly of aviation fuel, the largest convoy to date was assembled at Gibraltar for Operation Pedestal. It consisted of 14 merchant ships, including the large oil tanker SS Ohio, carrying a total of 121,000 long tons (123,000 t) of cargo. These were protected by powerful escort and covering forces, totalling forty-four warships, including the aircraft carriers Eagle, Indomitable and Victorious and battleships Nelson and Rodney. A diversionary operation was staged from Alexandria. The convoy was attacked by Axis aircraft, motor torpedo boats and submarines. Three merchant ships reached Malta on 13 August and another on 14 August. Ohio arrived on 15 August, damaged by air attacks, under tow by destroyers HMS Penn and Ledbury. The rest were sunk. Ohio later broke in two in Valletta Harbour but not before much of her cargo had been unloaded. Eagle, the cruisers Cairo and Manchester and the destroyer HMS Foresight were sunk and there was serious damage to other warships; Italian losses were two submarines sunk and two cruisers damaged.[83]

This convoy, especially the arrival of Ohio, was seen as divine intervention by the people of Malta. The feast of the Assumption of Mary is celebrated on 15 August and many Maltese attributed the arrival of Ohio into Grand Harbour as the answer to their prayers.[84] It had been agreed by military commanders at the time that if supplies became any lower, they would surrender the islands (the date, deferred as supplies were received, was referred to as the target date).[85] Pedestal delivered 12,000 long tons (12,000 t) of coal, 32,000 long tons (33,000 t) freight and 11,000 long tons (11,000 t) of oil aboard Ohio. The commodities landed were enough for Malta to last until mid-November.[86] The 568 survivors of the Pedestal convoy were evacuated, 207 men on three destroyers to Gibraltar and the remainder by submarine and aircraft.[87]

Operation Baritone

[edit]
Formetera in the Balearic Islands

On 16 August, a cruiser and twelve destroyers escorted Furious to the area south of Formentera in the south-west of the Balearic Islands, where she flew off 32 Spitfires; one crashed on take-off and two turned back, the rest reaching Malta that afternoon.[88]

September 1942

[edit]

Submarine HMS Talisman left Gibraltar for Valletta on 10 September on a supply run and was lost 17 September, either in a minefield or depth-charged by Italian torpedo boats north-west of Malta.[89]

October 1942

[edit]

Magic Carpet rides by submarine reached Malta on 2 October (Rorqual), 3 October (Parthian), and 6 October (Clyde), with petrol and other stores, departing for Beirut on 8 October and carrying survivors from Pedestal.[87]

Operation Train

[edit]

A continuous flow of new Spitfires to Malta had become necessary after the Axis air forces resorted to attacks by fighter-bombers; in another Club Run from 28 to 30 October, two cruisers and eight destroyers escorted Furious which flew off 29 Spitfires for Malta, of which two returned with engine trouble. Ten Italian submarines were patrolling but were not able to attack and Axis aircraft were held off until the afternoon of 29 October, when a Ju 88 managed to drop a bomb which landed 600 ft (180 m) behind Furious.[90]

November 1942

[edit]

Operations Stone Age and Crupper

[edit]

In early November Operation Crupper was a failed attempt to send an independently routed, disguised freighter from Alexandria to Malta. The disguised merchant ships Ardeola (2,609 tons) and Tadorna (1,947 tons) from Gibraltar, were captured and interned at Bizerta while passing through Vichy territorial waters. Welshman made a dash from Gibraltar with a cargo of dried food and torpedoes during the Allied landings in French North Africa (Operation Torch), Manxman and six destroyers sailed from Alexandria on 11 November; both efforts succeeded.[91] On 17 November, Convoy MW 13 (two U.S., one Dutch, and one British merchant ship, carrying 35,000 short tons (32,000 t) of supplies) departed Alexandria, escorted by three cruisers of the 15th Cruiser Squadron; from 18 November, this was reduced to ten destroyers. Axis air attacks began and after the main escort had detached, the cruiser HMS Arethusa was torpedoed and set on fire. Many of the air attacks were intercepted by Allied fighters flying from desert airfields and on 20 November, MW 13 arrived, escorted by Euryalus and ten Hunt-class destroyers. By 25 November, the ships had landed an adequate quantity of aviation fuel and Magic Carpet rides were cancelled. On 20 November, the minelayer HMS Adventure sailed from Plymouth to Gibraltar with 2,000 depth charges for Malta and made a repeat run in December.[92] The success of Stone Age relieved the siege of Malta, albeit by a narrow margin because the lack of military stores and food for the population would have been exhausted by December.[citation needed]

December 1942

[edit]

Operation Portcullis

[edit]

In Operation Portcullis, the five ships of Convoy MW 14 arrived from Port Said with 55,000 short tons (50,000 t) of supplies, the first convoy to arrive without loss since 1941.[93] Nine more ships arrived in Convoy MW 15 to Convoy MW 18, delivering 18,200 short tons (16,500 t) of fuel and another 58,500 short tons (53,100 t) of general supplies and military stores by the end of December; thirteen ships returned to Alexandria as Convoy ME 11 and Convoy ME 12. Increased rations to civilians helped to stave off the general decline in health of the population, which had led to an outbreak of poliomyelitis.[94]

Malta convoys 1942[26][f]
Convoy/
Operation
From Sailed To Arrived No. Lost Notes
MF 2 Alexandria 6 January Malta 8 January 1 0
MF 2 Malta 6 January Alexandria 8 January 1 0
MF 3, MW 8, MW 8A Alexandria 16 January Malta 19 January 4 1
MF 4 Alexandria 24 January Malta 27 January 1 0
MF 4 Malta 25 January Alexandria 28 January 2 0
MF 5, MW 9 Alexandria 12 February Malta 15 February 3 2
ME 10 Malta 13 February Alexandria 16 February 3 0
MW 10 Alexandria 20 March Malta 23 March 4 4
Harpoon Gibraltar 11 June Malta 15 June 5 4
Vigorous Alexandria 12 June Malta 12 2 Turned back
Pedestal Gibraltar 10 August Malta 14 August 14 9
Independent Alexandria 1 November Malta 3 November 1 0 Not convoyed
Crupper Gibraltar 8 November Malta 2 2
MW 13 Alexandria 17 November Malta 20 November 4 0
MW 14 Port Said 1 December Malta 5 December 5 0
MW 15 Port Said 6 December Malta 10 December 2 0
ME 11 Malta 7 December Port Said 11 December 9 0
MW 16 Alexandria 11 December Malta 14 December 3 0
ME 12 Matla 17 December Port Said 20 December 4 0
MW 17 Alexandria 17 December Malta 21 December 2 0
MW 18 Alexandria 28 December Malta 31 December 2 0

December 1942 – January 1943

[edit]

Operation Quadrangle

[edit]

Portcullis was the last direct convoy to Malta; in Operations Quadrangle A, B, C and D, pairs of ships to Malta joined with ordinary west-bound convoys then rendezvoused with escorts from Force K, arriving with no loss.[93] In Operation Quadrangle A, Convoy MW 15 of two ships was a side convoy from the new Port Said to Benghazi service. When the main convoy arrived off Barce in Libya, the ships for Malta rendezvoused with eight destroyer escorts and empty ships from the island. The ships exchanged escorts for the return voyage to Grand Harbour, MW 15 arriving on 10 December. Operation Quadrangle B covered Convoy MW 16 of one tanker escorted by six destroyers and a minesweeper. Four ships of MW 13 were formed into Convoy MW 12 and nine destroyers departed Grand Harbour on 17 December. Quadrangle B was attacked by Ju 88s the next day to no effect. Several escorts handed over MW 12 at Barce to ships from Alexandria and took over Convoy MW 17, two freighters in Operation Quadrangle C to Malta. Convoy ME 13 was omitted and Convoy ME 14 with four empty ships sailed from Malta on 28 December with five destroyers. In December, 58,500 long tons (59,400 t) of general cargo and 18,200 long tons (18,500 t) of fuel oil was delivered. Convoy MW 18 with a tanker and a merchant ship departed from Alexandria in Operation Quadrangle D with six destroyer escorts, arriving at Malta on 2 January 1943.[95]

Operation Survey

[edit]

Convoy MW 19 left Alexandria on 7 January 1943 with five freighters and a tanker with nine destroyers and survived an attack by torpedo bombers at dusk on 8 January. During a night attack, a merchantman and a destroyer were near-missed and a destroyer evaded a torpedo. On 9 January a storm slowed the tanker and the convoy missed the meeting with Force K and later made rendezvous with three Malta destroyers. As the storm abated the ships gathered speed and for most of the run to Malta Beaufighters provided air cover, one being vectored onto a He 111 during 11 January, which was attacked and driven off, the convoy arriving at Malta during the evening.[96]

Aftermath

[edit]

Analysis

[edit]

There were 35 large supply operations to Malta from 1940 to 1942. Operations White, Tiger, Halberd, MF5, MG1, Harpoon, Vigorous and Pedestal were turned back or suffered severe losses from Axis forces. There were long periods when no convoy runs were even attempted and only a trickle of supplies reached Malta by submarine or fast warship. The worst period for Malta was from December 1941 to October 1942, when Axis forces had air and naval supremacy in the central Mediterranean.[97]

Casualties

[edit]

From June 1940 to December 1943, about 1,600 civilians and 700 soldiers were killed on Malta. The RAF lost about 900 men killed, 547 aircraft on operations and 160 on the ground and Royal Navy losses were 1,700 submariners and 2,200 sailors; about 200 merchant navy men died. Of 110 voyages by merchant ships to Malta 79 arrived, three to be sunk soon after reaching the island and one ship was sunk on a return voyage. Six of seven independent sailings failed, three ships being sunk, two were interned by Vichy authorities and one ship turned back. The Mediterranean Fleet lost a battleship, two aircraft carriers, four cruisers, a fast minelayer, twenty destroyers and minesweepers and forty submarines. Many small ships were sunk and many surviving ships were damaged.[98]

See also

[edit]

Notes

[edit]

Footnotes

[edit]

References

[edit]

Further reading

[edit]
[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
The Malta Convoys were a series of Allied supply operations during the Second , conducted primarily between 1940 and 1942, to deliver critical food, fuel, ammunition, and other materiel to the besieged island of in the central Mediterranean, which served as a vital British base for disrupting Axis shipping routes to . These convoys originated from two main routes: the western path from , involving heavily escorted merchant vessels navigating through Axis-dominated waters, and the eastern route from , , which was shorter but exposed to intense air attacks early in the journey. 's strategic position allowed Allied aircraft and submarines based there to interdict Italian and German convoys supporting Erwin Rommel's , making the island a prime target for Axis and a focal point for naval . From June 1940, when entered the war, until late 1942, the convoys faced relentless opposition from and bombers, U-boats, and surface raiders, resulting in high casualties and frequent mission failures; for instance, of the dozens of operations launched, many saw over half their merchant ships sunk before reaching port. Notable efforts included Operation Excess in 1941, which successfully delivered four merchantmen despite losses, and Operation Tiger in May 1941, a fast tanker convoy that evaded major air strikes to provide 21,000 tons of fuel. The eastern route's in September 1941 transported 81,000 tons of supplies with a powerful escort but suffered damage to from torpedo attacks. The convoys' most perilous phase came in 1942 amid the Axis push toward , with from in June failing entirely due to overwhelming air superiority, forcing ships to retreat after losing multiple vessels, and Operation Harpoon from delivering only two of six merchants amid heavy fighting. The pivotal in August 1942, the largest convoy effort with 14 merchants protected by two battleships, four carriers, seven cruisers, and 32 destroyers, endured a gauntlet of 1,600 Axis sorties and submarine ambushes, losing nine merchants including the aircraft carrier , but ultimately saved by delivering 32,000 tons of cargo and 15,000 tons of fuel via the damaged tanker , which was towed into . Subsequent successes like Operation Stoneage in November 1942, where all four ships from arrived intact, and Operations Portcullis and Quadrangle in December, which brought eight more vessels unscathed, broke the siege and restored Malta's offensive capabilities just before the Allied landings in . Overall, these operations sustained over 300,000 civilians and troops through near-starvation conditions, inflicted significant losses on Axis forces—estimated at over 1,000 aircraft and numerous ships—and preserved as a launchpad for invasions of and in 1943, underscoring the convoys' role in turning the tide in the Mediterranean theater.

Background

Strategic Significance of Malta

Malta's strategic value in the Mediterranean theater of stemmed from its acquisition by Britain during the , formalized by the Treaty of Paris in 1814, which established the islands as a and key imperial outpost. Prior to the war, British authorities had invested heavily in fortifications, including coastal batteries, anti-aircraft defenses, and underground shelters, recognizing Malta's vulnerability to aerial attack; Sir William Dobbie accelerated these efforts in , mobilizing local volunteers to construct over 13 miles of cave shelters and deploying limited air assets like three Sea Gladiator biplanes for initial defense. These pre-war preparations transformed into a fortified naval and air base, positioned just 60 miles south of and astride the shortest sea route between and . Geopolitically, served as a central hub for British forces to intercept and disrupt Italian and German convoys supplying Axis troops in , enabling submarines, , and surface vessels based there to target vulnerable shipping lanes. By mid-1942, operations from had sunk over 30% of Axis shipping destined for the region, with monthly losses reaching 35% in August and 38% in September, severely hampering General Erwin Rommel's and contributing to Allied victories such as . This offensive capability, bolstered by Ultra intelligence decrypts relayed to the island, allowed to act as an , projecting power across the central Mediterranean and denying the Axis uncontested logistics. Economically, Malta's significance was amplified by its resource scarcity and role as a symbol of Allied resilience, sustaining a of approximately 270,000 on limited that covered less than 30% of the islands and produced insufficient food, necessitating constant imports of essentials like and to maintain military operations and civilian life. The island's endurance under relentless Axis bombing fostered high morale, epitomized by King George VI's award of the to the entire population in April 1942 for collective bravery, which flew from public buildings and became an enduring emblem of defiance against fascist aggression.

Mediterranean Theater and Axis Threats

Italy entered on June 10, 1940, when declared war on and Britain, immediately escalating threats in the Mediterranean theater where Italian forces sought to dominate sea lanes and support operations in . This entry positioned the as the primary Axis naval power in the region, with its surface fleet comprising four battleships, 19 cruisers, and numerous destroyers and torpedo boats designed to challenge British control of vital routes like the and Strait. The Italian submarine force, numbering 122 vessels at the war's outset, further augmented this threat by conducting ambushes on Allied shipping, though initial operations were hampered by defensive strategies to avoid direct confrontation with superior British forces. German intervention intensified Axis pressure in early 1941 with the deployment of Fliegerkorps X to , where it arrived in January to bolster Italian efforts by targeting British naval movements and supply lines. Equipped with Ju 88 bombers, Ju 87 Stukas, and Me 110 fighters, the corps quickly established air superiority across the central Mediterranean from 1941 to mid-1942, launching relentless attacks that neutralized Allied airfields and convoys while protecting Axis reinforcements to . German U-boats, operating alongside Italian submarines, compounded these dangers by sinking key Allied vessels, such as the carrier in August 1942, thereby disrupting efforts to sustain positions like , which served as a critical outpost for interdicting Axis supplies. To counter these escalating Axis capabilities, the British established at in late June 1940 under Admiral , tasking it with securing the western Mediterranean through aggressive patrols, carrier strikes, and support for relief operations against Italian surface threats. Complementing this, the Eastern Mediterranean Fleet, based in and commanded by Admiral Andrew Cunningham, engaged Italian forces in battles such as in July 1940 and in March 1941, using battleships like and aircraft carriers to sink cruisers and disrupt Axis convoy routes to . These fleets' coordinated actions aimed to maintain open sea lanes despite the Luftwaffe's dominance, preventing total Axis control of the region during this period.

Initial Supply Challenges

At the outset of , Malta's supply lines were severely constrained, relying primarily on unconventional methods such as submarine and aircraft deliveries due to the island's isolation in the central Mediterranean. Submarines, including early operations by the Royal Navy's Tenth Submarine Flotilla, transported small but critical cargoes of ammunition, medical supplies, and concentrated food, totaling around 500 tons in 1940, though these missions were hampered by the vessels' limited cargo capacity of typically 50-100 tons per trip. Aircraft deliveries, often via carrier-borne fighters like the Hawker Hurricanes flown off HMS Argus in July 1940, focused on bolstering air defenses rather than bulk goods, with only a handful of planes reaching the island amid high operational risks. These methods proved inadequate for sustaining the garrison of approximately 20,000 troops and 250,000 civilians, as Malta possessed just one major deep-water harbor at (), which was prone to congestion, mining, and bombing damage that further impeded unloading operations. The primary supply route from , spanning roughly 1,000 nautical miles in a sickle-shaped arc to evade initial threats, exposed shipments to relentless Axis air attacks launched from bases in and , just 60-100 miles away. This "Sichelschnitt" path, intended to skirt the , left vessels vulnerable for much of the journey, as Italian and later German aircraft could strike with little warning, sinking or damaging early attempts at resupply. Environmental factors, including the Mediterranean's unpredictable weather and the need for speed to minimize exposure, compounded these dangers, making surface voyages nearly impossible without heavy escorts that were often unavailable in 1940. Resource shortages escalated rapidly by late 1940, with stocks rationed to essential use as initial supply efforts provided only limited relief, leaving reserves sufficient for only about 22 weeks under strict controls. Food imports, vital for the civilian population dependent on external sources due to Malta's lack of , dwindled to emergency levels, prompting and black-market activity. By October 1940, these constraints threatened the island's operational capacity, underscoring the urgent need for more robust systems to avert and operational paralysis.

Early Operations (1940–Early 1941)

Pioneering Convoys from

The pioneering convoys from in late 1940 represented the Royal Navy's initial forays to sustain as a forward base in the Mediterranean, testing Axis interdiction capabilities while prioritizing high-value reinforcements like aircraft and fuel over large-scale merchant traffic. These operations, conducted under commanded by Vice Admiral , were characterized by their limited scale, heavy carrier support, and diversionary tactics to mask intentions from Italian . Successes were modest but vital, establishing viable routes despite air threats and demonstrating British naval superiority in surface actions. Operation Hurry, launched on 31 July 1940, focused on delivering urgently needed to 's beleaguered . The elderly HMS Argus carried 12 Hawker Hurricane Mk I fighters, which were flown off approximately 170 nautical miles west of on 2 August, successfully landing at Hal Far airfield to equip the newly formed No. 261 Squadron of the Royal Air Force. Escorted by —including the battlecruiser HMS Renown, the carrier HMS , the battleship HMS , and several cruisers and destroyers—the operation avoided direct enemy contact but featured a diversionary strike by nine torpedo bombers from Ark Royal against the Italian airfield at on , destroying several aircraft on the ground and sowing mines in the harbor approaches. All British forces returned to by 5 August without loss, marking the first "Club Run" for aircraft reinforcement and proving the feasibility of carrier-based delivery under cover of the main fleet. Operation Hats, executed from 30 August to 6 September 1940, expanded on this model by incorporating supply deliveries alongside fleet maneuvers to reinforce the squadron. Departing , —comprising , HMS Renown, the HMS Sheffield, and eight destroyers—provided distant cover for a small of three merchant vessels carrying , anti-aircraft equipment, and other stores, totaling around 3,500 tons of critical . The merchants, supported by a close escort of destroyers from the , reached on 2 September after fending off Italian air attacks that damaged but did not sink any ships; the cargo was unloaded promptly to bolster island defenses. Concurrently, the operation transferred the new carrier HMS Illustrious to and involved strikes from Ark Royal on Italian ports, while an Italian battle fleet was sighted but declined engagement, retreating to . This multi-phased effort highlighted the logistical challenges of synchronizing -based and -based forces, achieving full delivery success without major casualties. In October 1940, Operation MB 6 represented an escalation in supply efforts, though coordinated primarily from with providing fleet cover; it included the first dedicated tanker element in a merchant convoy to address 's acute fuel shortages. Four freighters— (7,506 tons), (9,816 tons), (10,492 tons), and Clan Ferguson (7,347 tons)—sailed as Convoy MF 3 under close escort by anti-aircraft cruisers HMS Calcutta and HMS Coventry, plus four destroyers, delivering approximately 35,000 tons of general cargo, including fuel and provisions, upon arrival at on 11 October. Covered by the full (battleships HMS , HMS , HMS , and HMS Ramillies; carriers HMS and HMS Illustrious; multiple cruisers and destroyers), the convoy endured persistent and bombing, with HMS Liverpool sustaining torpedo damage but remaining operational. A notable success occurred during the return leg on 11-12 October, when the light cruiser HMS Ajax, screening the empty convoy near Cape Passero, , decisively engaged an Italian flotilla in the Battle of Cape Passero, sinking two s (Airone and Ariel) and damaging the destroyer Artigliere, while suffering no British losses. This action underscored the protective value of cruiser squadrons against Italian surface raiders, ensuring the convoy's overall viability despite air harassment.

Winter Relief Efforts

As Axis air and submarine threats intensified in the Mediterranean during late 1940 and early 1941, British naval operations shifted to integrate supply deliveries to with preemptive strikes against Italian forces, aiming to secure vital relief amid the island's growing isolation. These winter efforts prioritized high-value convoys protected by major fleet units, combining logistical support with offensive actions to disrupt enemy interference and ensure the passage of food, fuel, and essential for 's defense. Operation Judgement, launched on the night of 11 November 1940, exemplified this combined approach by targeting the Italian battle fleet at to neutralize threats to ongoing convoy movements. Twenty-one torpedo bombers from the aircraft carrier HMS Illustrious, operating as part of the larger Operation MB8, conducted a daring low-level raid from a launch point approximately 170 miles southeast of the target. The attack struck three Italian battleships—Littorio, Caio Duilio, and Conte di Cavour—causing severe damage that sidelined them for months and inflicted around 700 Italian casualties, with only two British aircraft lost. This success indirectly bolstered convoy security by crippling the Regia Marina's surface fleet, reducing its capacity to contest British supply runs to and enabling safer offloading of provisions from concurrent convoys that had converged on the island just days earlier on 10 November. Building on this momentum, Operation Collar from 24 to 30 November 1940 coordinated relief from both western and eastern approaches, with the Gibraltar leg featuring two merchant vessels (Clan Forbes and Clan Fraser) carrying critical supplies under heavy escort. Force H, comprising the battlecruiser HMS Renown, carrier HMS Ark Royal, cruisers HMS Sheffield and HMS Despatch, and nine destroyers, provided close protection for the eastward passage, while the Mediterranean Fleet from Alexandria supported with battleship HMS Ramillies, cruisers HMS Berwick, HMS Newcastle, and HMS Coventry, plus additional destroyers and corvettes. The convoy successfully delivered its cargo to Malta on 27 November despite Italian naval sorties that led to a brief engagement off Cape Spartivento, where British gunfire damaged an Italian heavy cruiser but allowed the merchants to proceed unhindered. This operation marked a vital winter infusion, sustaining Malta's garrison and civilian population against escalating shortages as Axis pressure mounted. Operation Excess in 1941 extended these efforts with a complex multi-leg convoy from , involving four merchant ships—, , Empire Song, and —accompanied by support vessels including an oiler for fleet refueling. Escorted initially by and then handed over to the under Vice-Admiral Henry Pridham-Wippell, the navigated intense Axis opposition, reaching on 11 after delivering urgently needed provisions. The accompanying fleet paused at Suda Bay, , from 7 to 9 to refuel, exposing it to regional threats; en route, Italian torpedo boats attempted a nighttime on 10 , which was repelled with the sinking of one enemy vessel, while German Ju 87 Stuka dive bombers struck the fleet, severely damaging HMS Illustrious and sinking cruiser HMS Southampton. These actions underscored the high risks of winter relief, where supply success depended on diverting Axis and air forces from routes.

Spring Supply Missions

In early 1941, as the Axis intensified their campaign in the Mediterranean amid the operations, British forces shifted focus to shorter eastern supply routes from to , aiming to deliver critical stores, troops, and aircraft with reduced exposure to long-haul threats. These spring missions emphasized speed and layered escorts, including cruisers for minelaying and anti-submarine roles, to test the viability of rapid transits under fleet cover. This approach built on prior successes by leveraging proximity to for quicker turnarounds, though risks from Italian surface units and air attacks persisted. Operation MC 8, launched on 19 February 1941, exemplified this strategy with a fast cruiser-led convoy from carrying troops, vehicles, and stores. Light cruisers HMS Orion, Ajax, and , supported by destroyers HMS Mohawk, Nubian, and , transported approximately 1,300 reinforcements while aircraft carrier provided air cover from a screen. The force evaded detection and arrived in on 21 February without losses, successfully disembarking personnel and supplies to bolster defenses amid ongoing raids. Minelaying operations by the cruisers further disrupted potential Axis approaches. Operation MC 9 followed in March, coordinating submarine and surface escorts for merchant vessels along the eastern route to sustain Malta's ammunition and provisions. On 19 March, freighters City of Manchester, Clan Ferguson, and departed , joined by City of Lincoln from , under close escort from destroyers HMS Griffin, Hotspur, and , with cruisers HMS Calcutta, , and Carlisle providing additional protection. The main , including battleships HMS Barham, Valiant, and Warspite, carrier HMS Formidable, and nine cruisers, offered distant cover. En route, Italian cruisers attempted interception near the convoy's path, but British cruiser intervention and fleet maneuvers disrupted the threat, allowing all four merchants to reach intact by 23 March. Post-arrival air attacks caused minor damage to City of Lincoln and a fire on , but the operation delivered vital cargoes without merchant losses. By April, operations combined supply runs with fighter reinforcements to counter escalating air superiority challenges. Operation Winch, from 2 to 4 April, involved aircraft carrier flying off 12 Hawker Hurricane fighters and three dive bombers to , all of which landed safely to strengthen the island's defenses. The combined effort tested integrated logistics amid Greek campaign distractions, delivering assets without significant interruption despite reconnaissance by Italian aircraft. Supporting these supply missions, Operations Dunlop and Temple focused on raider hunts to secure sea lanes. Operation Dunlop, from 25 to 29 April, saw ferry 23 additional Hurricanes (Mk I and II variants) from , with three Fulmars for reconnaissance, all arriving successfully to expand Malta's air complement to over 50 fighters. Concurrently, Operation Temple deployed cruiser groups to patrol for Axis raiders threatening eastern routes, intercepting potential threats and ensuring convoy ME 7's outbound leg from Malta to proceeded unmolested on 19 April. These hunts, involving destroyers like HMS Jervis, neutralized scouting attempts and maintained operational tempo, though Temple marked the first noted convoy vulnerability with distant shadowing reports.

Escalating Campaigns (Mid-1941)

Major Summer Convoys

In mid-1941, as Axis air forces intensified their assaults on , British naval operations shifted toward larger-scale supply efforts from to counter the island's mounting shortages, building on earlier spring experiments with alternative routes through the Skerki Bank. These summer convoys marked a critical escalation, involving substantial merchant tonnage and heavy escorts to pierce the central Mediterranean under peak enemy interdiction. Operation Tracer and Operation Railway in June 1941 focused on ferrying to bolster 's defenses, utilizing carriers from based at . , launched on 13 June, saw HMS Victorious and fly off 46 Hawker Hurricane Mk I fighters toward , escorted by the HMS Renown and several destroyers; of these, 43 successfully reached the island, with losses limited to crashes on landing or ditching. Operations Railway I and II followed in late June, with HMS Furious joining Ark Royal to deliver additional Hurricanes; however, a accident aboard Furious during Railway II prevented six from launching, contributing to overall losses of planes and pilots in transit. These carrier-based runs delivered over 90 fighters in total during June, significantly enhancing 's air cover amid relentless bombing. Operation Substance in July 1941 represented the first major surface convoy of the summer, comprising seven merchant ships (six cargo and one troop transport) carrying approximately 58,000 tons of supplies, including troops, anti-aircraft units, and field guns, escorted by the battleship , heavy cruisers such as HMS Edinburgh and , and multiple destroyers from . Departing on 22 July, the convoy faced intense Italian air attacks and submarine threats but suffered no losses to merchant vessels, with all arriving at on 24 July to discharge their critical cargoes, though Sydney Star was damaged by bombing. Escorts suffered damage, including the cruiser Manchester torpedoed but towed to safety, underscoring the operation's success in sustaining the garrison despite heavy opposition. Operation Halberd in September 1941 was the largest convoy effort to date, involving nine merchant ships loaded with 81,000 tons of fuel, ammunition, and provisions, protected by an formidable escort including the battleships HMS Nelson, HMS Rodney, and HMS Prince of Wales, alongside HMS Ark Royal and several cruisers and destroyers. Sailing from Gibraltar on 27 September as part of a broader diversionary strategy, the convoy encountered the Italian fleet near Sardinia but avoided decisive surface battle when the enemy withdrew upon sighting British strength; air attacks claimed one merchant ship, the Imperial Star, yet eight vessels reached Malta on 28 September, delivering vital reinforcements that temporarily alleviated the siege's pressures. This partial triumph highlighted the Royal Navy's ability to challenge Axis dominance in the Mediterranean during a pivotal phase of the campaign.

Autumn Reinforcement Operations

As surface convoys to grew increasingly hazardous in late due to intensified Axis air and activity in the central Mediterranean, Allied forces shifted toward innovative reinforcement methods, including ferries, unescorted merchant passages, and submarine supply runs from both and . These operations, often termed "Club Runs" for the aircraft deliveries, aimed to bolster Malta's air defenses and sustain its with critical supplies amid mounting losses from earlier summer efforts, where substantial had reached the island but at high cost. Submarines proved particularly vital for high-value cargoes like and , evading detection where larger vessels could not. In 1941, Operations Status I and II exemplified the Club Run approach, with aircraft carriers HMS and HMS Furious launching over 50 Hawker Hurricane fighters toward from positions west of the Sicilian Narrows. On 9 , Status I saw the first flight successfully guided by a Blenheim bomber, though the second flight failed to locate the island without proper navigation support, resulting in partial delivery. Status II followed on 12 but was postponed due to adverse weather and concerns, ultimately contributing to 49 Hurricanes arriving intact to reinforce the island's beleaguered squadrons. Complementing these air reinforcements, Operation Propeller on 19 enabled the unescorted freighter SS Empire Guillemot to slip through from , delivering essential fodder and other stores without incident, demonstrating the viability of clandestine single-ship transits. November's Operation Perpetual marked a desperate escalation in aircraft transfers following heavy attrition of Malta's fighters. Departing on 10 November under , carriers and the auxiliary HMS Argus, escorted by battleship and several destroyers, positioned themselves to fly off 37 Hurricanes on 12 November from a point 600 miles east of . Of these, 34 reached successfully, providing urgent reinforcement after the island's squadrons had dwindled to critically low numbers. Tragedy struck during the return voyage when German submarine U-81 torpedoed Ark Royal on 13 November, leading to her sinking the following day; this loss effectively canceled a planned follow-up phase and severely hampered 's carrier capabilities for subsequent months. Submarine operations intensified in and to bridge supply gaps, with vessels operating from both western and eastern approaches delivering specialized cargoes under the protective cover of their submerged capabilities. From , HMS Olympus made two runs: departing 24 with 300 tons of aviation gasoline () and stores, arriving on 30 , then sailing again on 15 with additional avgas, torpedoes, mail, and to arrive on 21 . Complementing these, HMS Porpoise departed on 3 carrying naval armament stores and paraffin, reaching on 9 , while HMS Regent followed from the east on 7 with 29,000 gallons of paraffin, six 18-inch torpedoes, and other stores, arriving 13 . These deliveries sustained 's and air operations, preventing total depletion of fuel and ordnance reserves. By December, hybrid efforts combined support with fast surface dashes to address acute shortages, particularly of . Operations MF 1 and MD 1 focused on the vital tanker MV Breconshire, which had become a linchpin for 's . On 5 December, Breconshire departed Malta eastward under escort by a and four destroyers of Force K to evacuate empty stores and reposition for resupply, amid a severe oil crisis that threatened to ground all operations. MF 1 then launched on 16 December from , with Breconshire—laden with 5,500 tons of and aviation spirit—escorted by battleships HMS Barham and , HMS Ajax, and 14 destroyers under Vice-Admiral Henry Pridham-Wippell. The convoy encountered Italian heavy cruisers in the on 17 December but pressed on, arriving Malta on 18 December despite air attacks. However, Force K suffered catastrophic losses to Italian mines off Tripoli on 19 December, including HMS Neptune and destroyer HMS Kandahar, underscoring the perils even for these limited reinforcement attempts. MD 1 facilitated the return of empty vessels westward, ensuring continued rotation of assets despite the high risks. These autumn initiatives delivered over 10,000 tons of critical supplies and dozens of aircraft, temporarily staving off collapse but highlighting the unsustainable strain on Allied naval resources.

Crisis and Turning Point (1942)

Early Desperation Convoys

In early , the Axis dominance in the central Mediterranean had intensified, with and aircraft bombing almost continuously and Italian surface units threatening any supply attempt, forcing the Royal Navy to rely on fragmented, high-risk operations from the east to sustain the island's and air defenses. These "desperation convoys" prioritized speed and stealth over volume, often involving , fast warships, or small groups of vessels to evade detection, but they yielded minimal deliveries amid heavy attrition. The initial efforts in January 1942 exemplified this approach, as large convoys became untenable following the heavy losses of previous autumn operations. Small-scale runs using submarines and fast ships from delivered limited to , with vessels like the fast minelayer attempting covert passages carrying essential munitions for anti-aircraft defenses. These operations succeeded in offloading small cargoes—typically a few tons of per run—but faced intense submarine and air threats, resulting in several submarines damaged or forced to abort. The limited success provided temporary relief but underscored the dire supply situation, with 's stocks of aviation fuel and shells critically low. By March 1942, the pressure mounted, leading to combined efforts like Operation Spotter and MG 1, which integrated aircraft reinforcement with cruiser-led supply and minelaying missions. Operation Spotter, launched on 6 March, saw and HMS Argus, escorted by battleship and cruisers including HMS Naiad, successfully fly off 16 Mk Vs to on 7 March, bolstering the island's fighter strength amid ongoing air raids. However, the operation's supply component involved HMS Naiad leading a squadron to cover the return of the minelaying cruiser HMS Penelope from , where Penelope had laid defensive minefields off the island's approaches. Tragically, on 11 March, HMS Naiad was torpedoed and sunk by the German U-565 south of , with 77 crew lost, highlighting the vulnerability of even escort forces to submerged threats. Operation MG 1, overlapping with these efforts from 19 to 27 March, represented a slightly larger but still desperate push, with —comprising four merchant ships (Breconshire, Talabot, , and ) carrying 26,000 tons of supplies including fuel and provisions—escorted by three cruisers, 10 fleet destroyers, and seven Hunt-class destroyers from . The force aimed to combine supply delivery with additional minelaying to protect Malta's sea lanes. Despite repelling an Italian battle fleet in the Second Battle of Sirte on 22 March, the convoy suffered severe air attacks; was sunk by bombs 20 miles from Malta on 23 March, while Talabot and reached harbor but were damaged and unloaded only partially before being destroyed on 26 March. Breconshire, beached with engine damage, was later scuttled on 27 March after Axis bombers struck her. Only about 5,000 tons of arrived, a fraction of the need, with escorts HMS Heythrop (torpedoed by on 20 March), HMS Southwold (mined on 24 March), and HMS Legion (bombed on 26 March) lost. Operation Picket, conducted in late , further illustrated the piecemeal tactics, with submarines providing escort for a single merchant vessel attempting a solo run to under cover of the ongoing Club Runs for aircraft reinforcement. On 21 , as part of Picket I, HMS Eagle flew off nine Spitfires—all reaching safely—while a submarine screen protected ancillary supply efforts, including a lone merchant ship braving the Skerki Bank area. Intense raids forced partial unloading, with only a portion of the (primarily and spares) delivered before the vessel withdrew or was damaged, emphasizing the era's unsustainable amid relentless Axis interdiction. A follow-up Picket II on 29 repeated the aircraft delivery with eight Spitfires, but supply runs remained equally constrained. These operations collectively delivered vital but insufficient aid, sustaining 's resistance at the cost of mounting naval losses and foreshadowing the larger crises to come.

High-Stakes Mid-Year Operations

In mid-1942, the Allied effort to sustain reached a critical juncture with Operation Julius, a synchronized dual-pronged initiative launched in June to breach the Axis stranglehold on the central Mediterranean. Operation Harpoon departed from with six merchant vessels carrying approximately 43,000 tons of cargo and fuel, escorted by a formidable force including the battleship , aircraft carriers and HMS Argus, and numerous cruisers and destroyers. Despite this heavy cover, the convoy endured relentless assaults from Axis aircraft, submarines, and surface units, resulting in the sinking of four merchants—Burdwan, , , and Tanimbar—primarily through aerial bombings and torpedo strikes. Only two ships, Orari and , successfully reached on June 15, delivering vital supplies including and , while the minelayer HMS Welshman also arrived independently with additional stores. Simultaneously, sailed from with 11 merchant ships loaded with 53,000 tons of supplies, protected by battleships and Valiant, three cruisers, and 15 destroyers under Rear-Admiral . The convoy faced even fiercer opposition, including over 500 Axis air sorties featuring dive-bombers and torpedo planes, as well as threats from Italian submarines and the threat of the Marina's battle fleet. Two merchants, Bhutan and Aisgill, were lost to aerial attacks, and ammunition shortages forced the convoy to reverse course on June 15 without any ships reaching , though it inflicted damage on pursuing Italian cruisers. Overall, Operation Julius saw 17 merchants depart with heavy losses—only two arrivals—highlighting the perilous Axis air and submarine dominance, yet it diverted enemy resources and bought precious time amid its dire fuel shortages. To bolster Malta's air defenses during this period, Operation Style on June 3 delivered 32 fighters flown off approximately 600 miles from the island, enabling the RAF to challenge Axis bombers more effectively in the ensuing weeks. These reinforcements were crucial as Malta's squadrons had been depleted by relentless raids, allowing pilots to claim numerous enemy aircraft shot down and providing limited cover for subsequent supply efforts. The campaign's climax unfolded with in August, a desperate Gibraltar-based push involving 14 merchant vessels—nine freighters and five tankers carrying 100,000 tons of cargo, including 32,000 tons of fuel—escorted by two battleships ( and Rodney), four carriers, seven cruisers, and 32 destroyers. The convoy suffered catastrophic attrition from approximately 1,600 Axis sorties, torpedoes, and Italian E-boats, losing nine of the fourteen merchant vessels, as well as the aircraft carrier , the cruiser HMS Manchester, and other warships; attacks peaked on August 12–13, with dive-bombers and torpedoes claiming vessels like Waimarama and Glenorchy in explosive infernos. Miraculously, five ships limped into by August 15, among them the severely damaged tanker , which had been torpedoed twice and required towing by destroyers and Penn after her engines failed. 's delivery of 11,500 tons of fuel—nearly half her original load—proved pivotal, sustaining 's operations for three months and enabling critical Allied air and submarine strikes against Axis convoys in .

Late Relief and Breakthroughs

The Allied landings in during on 8 November 1942, combined with the Axis retreat following the , significantly diverted enemy air and naval resources away from the central Mediterranean, enabling safer supply runs to in the latter half of 1942. These breakthroughs marked a turning point, allowing the island's defenders to rebuild stocks of fuel, food, and munitions after months of severe shortages. In late October, Operation Train reinforced Malta's air defenses amid the ongoing El Alamein offensive, which stretched Axis forces thin. HMS Furious, screened by the cruiser HMS Aurora and seven destroyers including HMS Westcott and , sailed from on 28 October and successfully flew off 29 Supermarine Spitfires to the island on 29 October, with all landing safely under local fighter cover that deterred enemy interception. This delivery bolstered Malta's fighter squadrons without loss to the escorting force, which returned to unscathed. November's operations capitalized on Torch's disruption of Axis command, with two complementary efforts to rush critical ammunition and supplies. Under Operation Stone Age, four merchant ships—Bantam, Denbighshire, Mormacmoon, and Robin Locksley—sailed from on 16 November, escorted initially by the cruiser HMS Euryalus and seven destroyers, later reinforced by three additional cruisers: HMS Arethusa, HMS Cleopatra, and HMS Dido. The cruisers carried extra ammunition to sustain Malta's artillery and anti-aircraft batteries, arriving with the convoy on 20 November after fending off air attacks; however, HMS Arethusa was severely damaged by a from a German , forcing her withdrawal but allowing the full 32,000 tons of cargo—including vital munitions—to be unloaded intact. Concurrently, Operation Crupper attempted to slip two disguised freighters, Ardeola and Tadorna, independently from amid Torch's chaos, but both were intercepted and seized by French forces off Cape Bon, yielding no relief. Despite this setback, Stone Age's success sustained Malta's defenses and effectively lifted by restoring supply flow. By December, the retreating Axis air forces from and posed minimal threat, paving the way for Operation Portcullis. On 1 December, four merchant vessels—Agwimonte, Alcoa Prospector, Glenartney, and Suffolk—plus the tanker Yorba Linda, departed under close escort from cruisers HMS Cleopatra, HMS Dido, and HMS Euryalus, supported by destroyers and minesweepers. The arrived in on 5 December without incident, delivering over 50,000 tons of general and fuel, confirming the security of the eastern Mediterranean route and enabling to transition from desperation to a forward base for Allied offensives.

Resolution and Aftermath (Late 1942–1943)

Final Supply Runs

As the Axis forces withdrew from following , the final emergency supply runs to in late 1942 and early 1943 proceeded with minimal opposition, marking the transition from desperate relief efforts to more secure logistics. Operation Quadrangle, conducted in December 1942, consisted of four small convoys (designated MW 15 through MW 18) departing from . These included nine merchant ships such as the American Packer, Clan Macindoe, Fort Tadoussac, and Yorba Linda, escorted by destroyers including HMS Aldenham, Croome, Hursley, Hurworth, Paladin, and Belvoir, along with the cruiser HMS Orion for some segments. The operations delivered approximately 58,500 tons of general and 18,220 tons of oil fuel, stabilizing 's precarious stockpiles without any merchant losses, as Axis air and naval forces were redirected to defend . The last major emergency convoy, Operation Survey in January 1943, further reinforced Malta's position. Convoy MW 19 sailed from Port Said on 7 January with six merchant vessels including five freighters and one tanker—escorted by nine destroyers including HMS Kelvin, Jervis, Napier, Nubian, Paladin, Petard, Hero, and Tetcott, supported by minesweepers like HMS Speedy. The convoy arrived intact at Malta on 11 January, delivering essential food, fuel, and ammunition to ensure the island's operational readiness for upcoming Allied offensives. No attacks occurred, reflecting the diminished Axis threat in the central Mediterranean. With the siege officially lifted in November 1942 after the success of Operation Stoneage, Malta shifted to regular shipping routes by early 1943. Allied advances in Tunisia provided robust air cover from bases there, allowing unescorted or lightly protected merchant vessels to maintain steady supplies without the high-risk formations of prior years. This normalization transformed Malta from a besieged outpost into a forward Allied base, supporting invasions in and .

Lifting of the Siege

The Siege of Malta, spanning from June 1940 to May 1943, concluded with the complete neutralization of Axis threats in , marking the official end of the prolonged blockade and aerial onslaught that had strained the island's defenses and population. In recognition of the extraordinary resilience displayed by Maltese civilians and military personnel during this ordeal, King George VI awarded the collectively to the island and its people on April 15, 1942, a honor that symbolized their unyielding fortitude amid relentless and . A pivotal shift occurred with the launch of on November 8, 1942, when Allied forces executed amphibious landings in and , diverting significant Axis air and naval resources away from Malta and easing the intensity of attacks on the island by late November. This operation not only secured key North African ports but also allowed Malta-based Allied aircraft and submarines to intensify interdictions against Axis supply lines, further weakening . The decisive blow came in May 1943 during the , when British forces under the First Army captured on May 7, while the U.S. II Corps seized the same day, leading to the unconditional surrender of over 230,000 Axis troops and eliminating the primary threat to Malta's security. With the Axis presence in eradicated, unrestricted shipping routes opened, enabling an immediate influx of to , including essential food provisions and medical supplies that addressed the severe and health crises afflicting the population. These deliveries, building on the initial relief from the final operations of late 1942, facilitated the restoration of civilian life, with strict measures—particularly on staples like , rice, and oil—being progressively lifted by mid-1943 as stockpiles stabilized and agricultural recovery advanced.

Overall Strategic Impact

The Malta convoys played a pivotal role in disrupting Axis logistics in the Mediterranean theater, enabling forces based on the island to inflict severe losses on enemy shipping. By interdicting supply routes to , Malta-based submarines, aircraft, and surface vessels sank over one million tons of Axis shipping by early 1943, with particularly heavy tolls in 1942 when approximately 60% of Axis convoys to Rommel's were destroyed or damaged. This attrition delayed German advances, including critical shortages that contributed to the Allied victory at the in October 1942, where Rommel's forces were hampered by insufficient fuel and . Despite the immense risks and losses incurred—such as the near-total destruction of several convoy escorts—the operations delivered approximately 350,000 tons of essential supplies, including , , , and , across multiple high-stakes missions from 1940 to 1942. This sustenance preserved as a forward Allied base, preventing its fall and allowing it to serve as a launchpad for subsequent invasions of in July 1943 and the Italian mainland, thereby facilitating the broader Allied advance in the Mediterranean. The high cost in ships and personnel was offset by the strategic multiplier effect, as a neutralized would have permitted unhindered Axis reinforcements to , potentially altering the campaign's outcome. The convoys' legacy extended to naval doctrine, underscoring the vital integration of carrier-based aviation with surface and submarine forces in contested waters. Operations like those involving HMS Illustrious demonstrated the effectiveness of fleet carriers in providing air cover for vulnerable merchant vessels, influencing postwar emphases on balanced carrier task forces and tactics in amphibious and protection roles. This evolution highlighted the necessity of air superiority in naval logistics, shaping Allied strategies through the remainder of and beyond.

Analysis

Casualties and Losses

The Malta convoys incurred significant human and material costs for the Allies, primarily due to intense Axis air, submarine, and surface attacks during escort operations from 1940 to 1942. Over the course of these efforts, approximately 17 Allied warships were sunk, including the aircraft carriers HMS Ark Royal (October 1941, during Operation Perpetual) and HMS Eagle (August 1942, during Operation Pedestal), as well as cruisers such as HMS Hermione, HMS Galatea, HMS Naiad, HMS Neptune, and HMS Coventry, and numerous destroyers like HMS Bedouin, HMS Hasty, HMS Nestor, HMS Airedale, and HMS Foresight. These losses, drawn from Royal Navy records of Mediterranean operations, highlight the perilous nature of the routes, with additional damage to battleships like HMS Barham (sunk by U-331 in November 1941 near a convoy) and HMS Nelson. Personnel casualties among Allied sailors exceeded 400 killed, including 260 from the sinking of Eagle alone during Pedestal, where total naval fatalities reached around 350 across the operation. Allied aircraft losses surpassed 150, encompassing Fleet Air Arm fighters downed in combat and those lost with carriers like Eagle (16 Sea Hurricanes) and during defensive actions over convoys. The broader siege tied to the convoys exacted a heavy toll on Malta's defenders and population. Military casualties among the garrison, including British, Commonwealth, and Maltese forces, totaled approximately 7,500 killed or wounded, encompassing airmen (over 2,300 reported in air operations), ground troops, and naval personnel subjected to relentless bombing and shortages. Civilian deaths reached about 1,500, with over 3,600 wounded, largely from aerial bombardments that devastated urban areas and infrastructure between 1940 and 1943. These figures underscore the island's role as a frontline bastion, where the combined effects of convoy-related Axis assaults and siege conditions led to widespread suffering. Axis forces also suffered substantial attrition from convoy defenses and Malta-based counterstrikes. More than 20 Axis submarines were sunk, including at least 17 Italian vessels such as Cobalto, Dagabur, Tembien, Adua, Albatros, Fisalia, Alcione, , Guglielmotti, Tricheco, Ondina, Scire, Jantina, Salpa, , and Saint-Bon, many by British submarines operating from Malta's 10th Flotilla. German U-boats like U-81, U-433, U-95, U-208, U-374, U-652, and U-559 also fell to Allied actions in the region. Aircraft losses exceeded 500, with 241 destroyed by anti-aircraft fire alone, plus 352 German and 241 Italian planes downed in operations over Malta and convoys, including 42 during Pedestal. Merchant shipping bore the brunt of the campaign's risks, with 34 Allied vessels sunk out of 108 dedicated sailings to from 1940 to 1942, representing a loss of approximately 250,000 tons of vital supplies. Detailed convoy analyses indicate these 108 dedicated sailings, of which 34 were sunk, while successful deliveries amounted to about 400,000 tons across operations like (where 6 of 14 s sank, but 5 arrived with 32,000 tons of cargo and 15,000 tons of fuel) and earlier runs from and . These tonnage losses critically strained Allied logistics but were offset by Malta-based forces sinking over 400,000 tons of Axis shipping supporting .
CategoryAllied LossesAxis Losses
Warships Sunk17 (e.g., 2 carriers, 5 cruisers, ~10 destroyers)N/A (focus on submarines: 20+)
Submarines SunkN/A20+ (17 Italian, several German U-boats)
Aircraft Lost150+500+ (241 by AA, 593 total German/Italian)
Personnel Killed>400 sailors; ~7,500 military (garrison/air/naval); ~1,500 civiliansNot quantified in convoy-specific records
Merchant Ships Sunk34 out of 108 dedicated (~250,000 tons)N/A (Allied strikes sank 400,000+ tons of Axis shipping via Malta-based forces)

Lessons in Naval Logistics

The Malta convoys underscored the necessity of robust escort forces to counter Axis threats in the central Mediterranean, where surface fleets alone proved vulnerable to combined air, , and surface attacks. Operations like employed a "Force Z-style" heavy covering force, featuring battleships such as and HMS Rodney alongside aircraft carriers , Eagle, and Indomitable, to shield the convoy through the most perilous phases, particularly the Sicilian Narrows. This approach, drawing from earlier high-risk deployments of capital ships without adequate air cover, highlighted the risks of relying on battleships for distant escort duties, as demonstrated by the rapid sinking of Eagle by U-73 on August 11, 1942, which exposed gaps in anti- screening despite the presence of destroyers and corvettes. Routing innovations emphasized evasive night transits and feints, such as the simultaneous launch of Operation Harpoon from and Vigorous from in June 1942, to disperse Axis reconnaissance and air resources, though these maneuvers often failed to fully deceive Italian and German forces monitoring from and . The convoys accelerated a doctrinal shift toward air power dominance in naval logistics, prompted by devastating 1941 losses that diminished British surface fleet capabilities in the Mediterranean. The torpedoing of on November 13, 1941, during a Malta escort, and the subsequent sinking of HMS Barham by U-331 just days later, forced greater reliance on surviving carriers for fighter cover and reconnaissance, while assumed interdiction roles against Axis supply lines to . By 1942, carrier-launched aircraft like Fulmars and Sea Hurricanes provided critical defense against and strikes, though their limited numbers—often fewer than 50 operational planes—could not fully offset Axis air superiority, as seen in where over 700 Axis sorties overwhelmed Allied defenses. This evolution emphasized integrating land-based air from , once resupplied, to supplement carrier operations, marking a transition from battleship-centric tactics to a balanced carrier- model that influenced later Allied campaigns. Technological advancements in detection played a pivotal yet uneven role in convoy protection, with and ASDIC enhancing Allied amid the confined waters of the Mediterranean. installations on , such as those at Cliffs, provided early warning of incoming Axis raids, enabling fighters to scramble and convoys to alter course, though signal interference from nearby limited effectiveness during peak operations like . ASDIC-equipped escorts detected submerged U-boats in deeper waters but struggled in the shallow, noisy Skerki Bank area, where acoustic conditions favored attackers, as evidenced by the undetected approach of Italian submarines during . These tools, combined with Enigma decrypts revealing Axis dispositions, informed routing decisions but revealed the need for improved integration to counter the high of threats. Contributions from Commonwealth navies beyond Britain amplified the logistical effort, with Australian and forces providing essential escort and merchant tonnage despite their limited Mediterranean presence. The light cruiser HMAS Hobart supported early convoys like Excess in January 1941, conducting anti-submarine patrols and shore bombardments to secure routes from to , while enduring Axis air attacks that tested RAN integration with operations. merchant ships, including and Waimarama, participated in , delivering vital fuel and ammunition under heavy fire; survived intact to offload 8,000 tons, but Waimarama was bombed and sunk on August 13, 1942, with significant loss of life among its crew. These efforts exemplified the multinational character of Allied logistics, extending supply chains through personnel and vessels from distant dominions.

References

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