Ronaldo scored his 900th career goal in a 2–1 victory over Croatia in the UEFA Nations League.

Ronaldo made his 200th appearance for Portugal, scoring the only goal in an away win over Iceland.

Ronaldo scored a brace against Liechtenstein, earning his 197th overall cap and becoming the most capped male footballer of all time.

Ronaldo scored all four goals in a 4–0 win over Al Wehda, including his 500th career league goal.

Ronaldo made his debut for Al Nassr as club captain, playing the full 90 minutes of a 1–0 win over Al-Ettifaq.

Saudi club Al-Nassr reached an agreement for Ronaldo to join the club.

Manchester United terminated Ronaldo's contract following an interview with Piers Morgan.

Ronaldo made his second debut for Manchester United, scoring the opening two goals in a 4–1 league victory against Newcastle United.

Manchester United announced they had reached an agreement with Juventus to re-sign Ronaldo.

Ronaldo won his first trophy with Juventus, the 2018 Supercoppa Italiana, scoring the only goal against AC Milan.

Ronaldo made his debut for Juventus in a 3–2 away win against Chievo Verona.

Ronaldo reached the milestone of 500 career goals for club and country with two goals against Malmö FF.

Ronaldo became Real Madrid's all-time top scorer with 230 goals in 203 matches.

Ronaldo captained Real Madrid for the first time in an official match, scoring twice in a 4–3 win over Sociedad.

Ronaldo scored his 100th league goal for Real Madrid in a 5–1 win over Real Sociedad.

Ronaldo made his La Liga debut for Real Madrid against Deportivo La Coruña, scoring a penalty in a 3–2 home win.

Cristiano captained Portugal for the first time in a friendly against Brazil.

Ronaldo scored the opening goal and received his first red card in a victory against Aston Villa.

Ronaldo scored his first goal for Manchester United with a free-kick in a 3–0 win over Portsmouth.

Ronaldo made his international debut for Portugal as a substitute against Kazakhstan.

Ronaldo made his debut for Manchester United as a substitute in a 4–0 home win over Bolton Wanderers.

Manchester United signed Ronaldo for £12 million.

Manchester United manager Alex Ferguson was impressed by Ronaldo after Sporting defeated United 3–1 at the inauguration of the Estádio José Alvalade.

Ronaldo scored two goals against Moreirense in a 3–0 win for Sporting CP.

Ronaldo played his first official match for Sporting CP's first team in a UEFA Champions League qualifying round against Inter Milan.

Cristiano Ronaldo was born in the São Pedro parish of Funchal, Madeira, Portugal.