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Hub AI
Operation Toan Thang IV AI simulator
(@Operation Toan Thang IV_simulator)
Hub AI
Operation Toan Thang IV AI simulator
(@Operation Toan Thang IV_simulator)
Operation Toan Thang IV
Operation Toan Thang IV ("Complete Victory") was a U.S. Army and Army of the Republic of Vietnam (ARVN) operation conducted between 1 November 1969 and 1 May 1970 in the Vietnam War. The operation was designed to keep pressure on Vietcong (VC) and People's Army of Vietnam (PAVN) forces in III Corps.
The operation was a continuation of Operation Toan Thang III in the same operational area and with largely the same forces.
On 19 November a unit of the 3rd Brigade, 9th Infantry Division operating 21 km northwest of Tân An found a munitions cache containing 72 RPG-2 grenades, 106 hand grenades and 5,000 rounds of small arms ammunition. On 21 November a unit of the 1st Cavalry Division (Airmobile) operating near Phước Bình District found a weapons cache containing 39 rifles and four machine guns. On 29 November helicopters from the 2nd Brigade, 1st Cavalry Division and tactical airstrikes kill 69 PAVN/VC.
On 1 December at 18:50, Rangers from the 3rd Brigade, 9th Infantry Division, engaged 20 PAVN/VC 4 miles (6.4 km) south of Tân An, killing five and capturing one.
On 2 December at 04:00, a unit of the 11th Armored Cavalry Regiment (11th ACR) engaged an enemy force approaching its night defensive position 2 miles (3.2 km) southwest of Bù Đốp District. The enemy withdrew after five minutes, leaving seven dead; U.S. losses were two killed. At 09:30 mechanized infantry of the 1st Brigade, 25th Infantry Division, investigating an artillery strike 12 miles (19 km) east of Tây Ninh found 17 PAVN/VC dead. At 14:50 a unit of the 3rd Brigade, 1st Cavalry Division engaged an enemy force 10 miles (16 km) northwest of Phước Bình supported by artillery, helicopter gunships and AC-47 and AC-119 gunships. The enemy withdrew at 19:00, leaving 17 dead; U.S. losses were four killed, including Second Lieutenant Robert Ronald Leisy, who shielded a fellow soldier from the blast of a Rocket-propelled grenade (RPG), an action for which he was posthumously awarded the Medal of Honor. At 19:15 a unit of the 2nd Brigade, 25th Infantry Division patrolling 8 miles (13 km) northeast of Go Dau Ha engaged an enemy unit in a 25-minute firefight. The enemy withdrew, leaving nine dead and six AK-47s.
On 3 December in the early morning there were attacks by fire on Dầu Tiếng Base Camp, Tây Ninh Combat Base and Quần Lợi Base Camp causing minimal damage. At 14:45 a unit of the 3rd Brigade, 1st Cavalry Division, engaged an enemy force 2 miles (3.2 km) southwest of Bù Đốp, killing five and capturing two AK-47s. At 18:20 helicopter gunships from the 1st Squadron, 9th Cavalry Regiment (1/9th Cavalry) attacked an enemy force 17 miles (27 km) northwest of Phước Bình, killing 22. At 18:25 a light observation helicopter from the 3rd Brigade, 9th Infantry Division, received fire 10 miles (16 km) east-southeast of Tân An, Brigade infantry moved to the area and killed five PAVN/VC in a brief skirmish. An OH-6 Cayuse light observation helicopter was shot down 12 miles (19 km) northwest of Mộc Hóa District.
On 4 December in the early morning, there were attacks by fire on Tây Ninh Combat Base and Sông Bé Base Camp causing minimal damage, at Sông Bé helicopter gunships of the 2nd Brigade, 1st Cavalry Division, attacked the firing positions causing two secondary explosions. At 13:00 a unit of the 1st Brigade, 25th Infantry Division, was air-assaulted into the location of an airstrike 16 miles (26 km) west of Tây Ninh where they found ten PAVN/VC dead and three SKS rifles and base camp with a 4-ton rice cache and seventy-three 60 mm mortar rounds. On 5 December, in the early morning, an attack by fire hit Tây Ninh Combat Base, causing minimal damage. At 00:30 helicopter gunships from the 1st Cavalry Division received fire 25 miles (40 km) northeast of Tây Ninh and attacked the firing position, 15 PAVN/VC dead were seen in the area. At 11:00 a unit of the 3rd Brigade, 1st Cavalry Division, engaged an enemy force 15 miles (24 km) west of Phước Bình, the enemy withdrew after 30 minutes, leaving seven dead; U.S. losses were two killed. Also at 11:00 a unit of the 199th Light Infantry Brigade (199th LIB) engaged an enemy platoon 22 miles (35 km) southeast of Biên Hòa, the enemy withdrew after 30 minutes with unknown losses; U.S. losses were two killed. At 16:30 the 1/9th Cavalry supported by artillery and helicopter gunships engaged an enemy unit 18 miles (29 km) northeast of Tây Ninh, the enemy withdrew at 19:00, leaving 20 dead.
On 6 December, in the early morning, Quần Lợi Base Camp was attacked by fire causing minimal damage. At 09:15 a unit of the 1st Brigade, 1st Cavalry Division and Civilian Irregular Defense Group program (CIDG) troops engaged an enemy force 28 miles (45 km) northeast of Tây Ninh supported by artillery, helicopter gunships and airstrikes. The enemy withdrew after 20 minutes, leaving 45 dead and 12 individual weapons, one 60 mm mortar and a 12.7mm machine gun. At 11:00 6 miles (9.7 km) south of the earlier contact another unit of the 1st Brigade engaged an enemy force, the action continued until 16:00 when the enemy withdrew, leaving eight dead and seven individual weapons; U.S. losses were one killed. At 13:00 a unit of the 199th LIB operating 13 miles (21 km) northwest of Xuân Lộc District found the bodies of ten PAVN/VC killed earlier by airstrikes.
Operation Toan Thang IV
Operation Toan Thang IV ("Complete Victory") was a U.S. Army and Army of the Republic of Vietnam (ARVN) operation conducted between 1 November 1969 and 1 May 1970 in the Vietnam War. The operation was designed to keep pressure on Vietcong (VC) and People's Army of Vietnam (PAVN) forces in III Corps.
The operation was a continuation of Operation Toan Thang III in the same operational area and with largely the same forces.
On 19 November a unit of the 3rd Brigade, 9th Infantry Division operating 21 km northwest of Tân An found a munitions cache containing 72 RPG-2 grenades, 106 hand grenades and 5,000 rounds of small arms ammunition. On 21 November a unit of the 1st Cavalry Division (Airmobile) operating near Phước Bình District found a weapons cache containing 39 rifles and four machine guns. On 29 November helicopters from the 2nd Brigade, 1st Cavalry Division and tactical airstrikes kill 69 PAVN/VC.
On 1 December at 18:50, Rangers from the 3rd Brigade, 9th Infantry Division, engaged 20 PAVN/VC 4 miles (6.4 km) south of Tân An, killing five and capturing one.
On 2 December at 04:00, a unit of the 11th Armored Cavalry Regiment (11th ACR) engaged an enemy force approaching its night defensive position 2 miles (3.2 km) southwest of Bù Đốp District. The enemy withdrew after five minutes, leaving seven dead; U.S. losses were two killed. At 09:30 mechanized infantry of the 1st Brigade, 25th Infantry Division, investigating an artillery strike 12 miles (19 km) east of Tây Ninh found 17 PAVN/VC dead. At 14:50 a unit of the 3rd Brigade, 1st Cavalry Division engaged an enemy force 10 miles (16 km) northwest of Phước Bình supported by artillery, helicopter gunships and AC-47 and AC-119 gunships. The enemy withdrew at 19:00, leaving 17 dead; U.S. losses were four killed, including Second Lieutenant Robert Ronald Leisy, who shielded a fellow soldier from the blast of a Rocket-propelled grenade (RPG), an action for which he was posthumously awarded the Medal of Honor. At 19:15 a unit of the 2nd Brigade, 25th Infantry Division patrolling 8 miles (13 km) northeast of Go Dau Ha engaged an enemy unit in a 25-minute firefight. The enemy withdrew, leaving nine dead and six AK-47s.
On 3 December in the early morning there were attacks by fire on Dầu Tiếng Base Camp, Tây Ninh Combat Base and Quần Lợi Base Camp causing minimal damage. At 14:45 a unit of the 3rd Brigade, 1st Cavalry Division, engaged an enemy force 2 miles (3.2 km) southwest of Bù Đốp, killing five and capturing two AK-47s. At 18:20 helicopter gunships from the 1st Squadron, 9th Cavalry Regiment (1/9th Cavalry) attacked an enemy force 17 miles (27 km) northwest of Phước Bình, killing 22. At 18:25 a light observation helicopter from the 3rd Brigade, 9th Infantry Division, received fire 10 miles (16 km) east-southeast of Tân An, Brigade infantry moved to the area and killed five PAVN/VC in a brief skirmish. An OH-6 Cayuse light observation helicopter was shot down 12 miles (19 km) northwest of Mộc Hóa District.
On 4 December in the early morning, there were attacks by fire on Tây Ninh Combat Base and Sông Bé Base Camp causing minimal damage, at Sông Bé helicopter gunships of the 2nd Brigade, 1st Cavalry Division, attacked the firing positions causing two secondary explosions. At 13:00 a unit of the 1st Brigade, 25th Infantry Division, was air-assaulted into the location of an airstrike 16 miles (26 km) west of Tây Ninh where they found ten PAVN/VC dead and three SKS rifles and base camp with a 4-ton rice cache and seventy-three 60 mm mortar rounds. On 5 December, in the early morning, an attack by fire hit Tây Ninh Combat Base, causing minimal damage. At 00:30 helicopter gunships from the 1st Cavalry Division received fire 25 miles (40 km) northeast of Tây Ninh and attacked the firing position, 15 PAVN/VC dead were seen in the area. At 11:00 a unit of the 3rd Brigade, 1st Cavalry Division, engaged an enemy force 15 miles (24 km) west of Phước Bình, the enemy withdrew after 30 minutes, leaving seven dead; U.S. losses were two killed. Also at 11:00 a unit of the 199th Light Infantry Brigade (199th LIB) engaged an enemy platoon 22 miles (35 km) southeast of Biên Hòa, the enemy withdrew after 30 minutes with unknown losses; U.S. losses were two killed. At 16:30 the 1/9th Cavalry supported by artillery and helicopter gunships engaged an enemy unit 18 miles (29 km) northeast of Tây Ninh, the enemy withdrew at 19:00, leaving 20 dead.
On 6 December, in the early morning, Quần Lợi Base Camp was attacked by fire causing minimal damage. At 09:15 a unit of the 1st Brigade, 1st Cavalry Division and Civilian Irregular Defense Group program (CIDG) troops engaged an enemy force 28 miles (45 km) northeast of Tây Ninh supported by artillery, helicopter gunships and airstrikes. The enemy withdrew after 20 minutes, leaving 45 dead and 12 individual weapons, one 60 mm mortar and a 12.7mm machine gun. At 11:00 6 miles (9.7 km) south of the earlier contact another unit of the 1st Brigade engaged an enemy force, the action continued until 16:00 when the enemy withdrew, leaving eight dead and seven individual weapons; U.S. losses were one killed. At 13:00 a unit of the 199th LIB operating 13 miles (21 km) northwest of Xuân Lộc District found the bodies of ten PAVN/VC killed earlier by airstrikes.