England's opening World Cup opponents Italy lose 1-0 against Spain, while Cristiano Ronaldo becomes Portugal's top scorer.
Ahead of the Fifa Ballon d'Or announcement on Monday, Andy Brassell looks back at an amazing 2013 for Cristiano Ronaldo
The Portuguese football legend Eusebio is laid to rest at a Lisbon cemetery after tens of thousands turn out in the city to pay their last respects.
Cristiano Ronaldo's hat-trick ensures Portugal qualify for a fourth straight World Cup with a play-off win against Sweden.
Cristiano Ronaldo's late strike gives Portugal victory over Sweden in the first leg of their World Cup play-off tie.
Forty-eight people are injured after fans clash before the Portuguese top-flight game between Porto and Sporting Lisbon.
Cristiano Ronaldo's treble gives Portugal a 4-2 victory over Northern Ireland with three players sent off in the World Cup qualifier.
Bosnia-Hercegovina qualify for their first World Cup finals as an independent nation after beating Lithuania 1-0.
Manchester United's late loan move for Real Madrid left-back Fabio Coentrao did fail, it is confirmed.
Porto midfielders Joao Moutinho and James Rodriguez complete moves to Monaco for a combined fee of £60m.
Cristiano Ronaldo agrees to extend his time at Real Madrid for a reported 17m euros (£14.25m) a year until 2018.
Cristiano Ronaldo stars as Northern Ireland's old Windsor Park witnesses its last big match night before being redeveloped
Northern Ireland welcome several players back to their squad for the World Cup qualifier against Azerbaijan.
Michael O'Neill says the NI training camp in Portugal played an important role in the surprise draw in Porto.
NI goalscorer Niall McGinn is thrilled after helping his side subdue Cristiano Ronaldo in the 1-1 draw in Porto.
Northern Ireland produce a heroic display to earn a 1-1 draw against Portugal in their World Cup Group F qualifier in Porto.
Cristiano Ronaldo, of Real Madrid and Portugal, is expected to win his 100th cap in Tuesday's qualifier against Northern Ireland.
Northern Ireland defender Aaron Hughes believes a shock result is possible against Portugal in the World Cup qualifier.
Alex Bruce and Grant McCann are the latest Northern Ireland withdrawals for the World Cup qualifier in Portugal.