In the 2007-08 season, Ronaldo scored his first and only hat-trick for Manchester United in a 6–0 win against Newcastle United on 12 January 2008. In the 2008 Champions League final against Chelsea, he scored a header as the match ended 1-1 after extra time. Although he missed his penalty, Manchester United won the shootout 6-5 and Ronaldo won his first UEFA Champions League. On 15 November 2008, Ronaldo scored his 100th goal for United in a 5-0 win against Stoke City. He also scored two free-kicks: the first one was his 100th goal. He scored a total of 42 goals and won the European Golden Boot, an award given to the top scorer of every European national league.
He won the first FIFA Puskas Award in 2009. The Puskas Award is given to whoever scores the best goal of that year. The goal was a 40-yard strike into the top-left corner against FC Porto on 15 April 2009 in the Champions League quarter finals. That goal was the only goal of the game. It was also an important goal because it sent United to the semi-finals. In the semi-final against Arsenal, Ronaldo scored two goals. One of them was a free kick from 40 yards out. His goals helped Man United qualify to the final, where they lost to Barcelona 2-0.
Ronaldo joined Real Madrid on 1 July 2009 for a fee of €94 million. That was a world record transfer fee at the time. He also signed a six-year contract with the club. At his presentation as a Real Madrid player, 80,000 people greeted him at the Santiago Bernabéu Stadium. This is the world record, breaking the 25-year record of 75,000 people at Diego Maradona's presentation for Napoli. He wore the number 9 in his first season because number 7 was taken by Raúl González. Ronaldo had to wait until Raul left the club in the summer of 2010 to wear number 7. He made his debut (first appearance) on 29 August 2009, in a La Liga game against Deportivo de La Coruña. He scored a goal and Real Madrid won 3-2. On 23 October 2010, Ronaldo scored 4 goals in a match for the first time in his career during a 6-1 win against Racing de Santander. Ronaldo scored a header in extra time in the 2011 Copa del Rey final against rivals Barcelona. His goal was the match winner, so that was Ronaldo's first trophy in Spain. At the end of the 2010-11 season, he became the first player to score 40 goals in La Liga.
On 2 November 2011, Ronaldo scored both goals in a 2-0 Champions League group stage win against Olympique Lyon. The second goal was his 100th goal for Real Madrid. He achieved this in just 105 matches. He scored his 100th La Liga goal for his club in just 92 appearances in a 5-1 win against Real Sociedad on 24 March 2012.
Ronaldo began the 2012-13 season by winning the 2012 Supercopa de España. He scored in both legs, as Real Madrid won against Barca. In October 2012, he scored his first hat-trick in the Champions League in a 4-1 win against Ajax. On 6 January 2013, Ronaldo captained his club for the first time. In May 2013, he scored his 200th goal for Real Madrid in a 6-2 win against Málaga. He finished as the Champions League top scorer that season. Ronaldo also won his second Ballon d'Or in 2013.
In the 2013-14 season, Ronaldo broke the record for most goals in one Champions League season by scoring his 17th goal with a penalty in extra time in the final against Atlético Madrid that Real Madrid won 4–1. The previous record was 14 goals, set by Messi in the 2011-12 season.
In the 2014-15 season, Ronaldo set a new personal record by scoring 61 goals in all competitions. This achievement helped him win his second Ballon d'Or. He scored five goals in one match for the first time in his career in a 9-1 win vs. Granada on 5 April 2015. He became Real Madrid's all-time top scorer when he scored 5 goals against RCD Espanyol in a 6-0 away win on 12 September 2015. This brought his total goal tally to 230 goals in 203 games. The previous record holder was Raul.
On 18 April 2017, he became the first player to reach 100 goals in the UEFA Champions League, after he scored a hat-trick in a 4-2 extra-time win against Bayern Munich. On 18 March 2018, Ronaldo reached his 50th career hat-trick in a 6-3 win against Girona. Ronaldo scored an amazing bicycle-kick in a UEFA Champions League match against Juventus on 3 April 2018. He got a standing ovation, or round of applause, from the Juventus fans after scoring that goal. Real Madrid went on to play the final against Liverpool F.C.. Real Madrid became champions, so that was Ronaldo's 5th Champions League.
On 10 July 2018, He joined Juventus of Italy and signed a 4 year contract worth 112 Million Euros. The transfer was the highest paid for a player over 30 years old. People called it "the deal of the century".
He scored his first goals for the club on 16 September against US Sassuolo. Juventus won 2-1 at home. Three days later, on 19 September, he was controversially sent off against Valencia C.F. for "violent behavior". He was crying as he received the red card and said he "did nothing". Ronaldo won his first trophy with the club, the 2018 Supercoppa Italiana, in January 2019. In the match, he scored the only goal from a header against AC Milan.
Ronaldo began his international career with the Portugal under-15's in 2001. In 2002, he played the U-17 Euro with Portugal's U-17. In June 2003, Ronaldo won the Toulon Tournament with the Portugal U-20. He played with the U21's in 2003 as well during the 2004 U-21 Euro qualification stages. He also played with the Portugal under-23 team at the 2004 Summer Olympics, where he scored one goal against Morocco.
He kept progressing through the youth national teams until he played his first senior game for Portugal when he was 18 on 20 August 2003 against Kazakhstan. He scored his first goal for Portugal in a game against Greece at the UEFA Euro 2004.
Ronaldo was selected to play at the 2006 FIFA World Cup, which was also his first World Cup. During the tournament, he scored a goal against Iran. That goal was also his first World Cup goal. In the match against England, Ronaldo's teammate at Manchester United, Wayne Rooney, was sent off. Ronaldo went up to the referee and appeared to ask the ref to give a red card to Rooney. Rooney pushed Ronaldo as he was talking to the ref. After Rooney left the pitch, Ronaldo was caught on camera winking at the Portugal bench. Even though the referee said Rooney would've gotten the red card if Ronaldo complained or not, these actions caused a lot of fans to hate Ronaldo because they believed he influenced the referee's decision.
Ronaldo became captain of Portugal for the first time in a friendly game against Brazil on 6 February 2007. At Euro 2008, he scored one goal against Czech Republic. Portugal were eliminated in the quarter-finals by barely losing to Germany 3-2. In the 2010 World Cup, Ronaldo only scored one goal in a 7-0 win against North Korea, but was the man of the match in all of Portugal's 3 group stage games. Portugal were eliminated in the round of 16 by Spain 1-0, and Spain went on to win the World Cup.
His first international hat-trick came in a 4-2 win against Northern Ireland on 6 September 2013. In that match, he scored 3 goals in 15 minutes. He became Portugal's all time top scorer when he scored twice against Cameroon in March 2014, with Portugal winning 5-1. At the 2014 World Cup, Ronaldo scored a goal against Ghana, and assisted a last minute equalizer in a 2-2 draw against the United States. In a 3-3 draw against Hungary in Euro 2016, Ronaldo scored a back heel goal. This goal made him the first player to score in four Euros. Although he had to leave the game early because he got injured in the UEFA Euro 2016 Final, Portugal still won 1-0 in extra time because of a goal from Eder.