A round of Saturday's matches in Series A, La Liga and Bundesliga.
Liverpool thrashed Atalanta 5-0, Real Madrid boosted their chances of reaching the Champions League knockout stages with a 3-2 home victory over Inter Milan and Bayern Munich came from behind to crush RB Salzburg 6-2.
When UEFA decided eight years ago to expand the European Championship from 16 to 24 teams, its then president Michel Platini promised the standard of the tournament would not drop.
Alexis Sanchez had equalised for the visitors, scoring on the rebound after Manuel Neuer saved his 30th-minute penalty but the Gunners suffered when captain Laurent Koscielny limped off injured to leave the defence exposed.
A round-up of Tuesday's action in the UEFA Champions League.
Images from the football matches played across Europe on Sunday.
France midfielder Dimitri Payet scored the winner after setting up the equaliser in a 2-1 victory over Sweden in a top-of-the-table clash as they opened up a three-point lead in World Cup qualifying Group A at the Stade de France on Friday.
>The World Cup captain was a remarkable species: Always trying, pushing, lifting, harassing, delivering; the kind who would unhesitatingly jump into the deep end to save the day. They're all gone now, says Dhruv Munjal.
News of all that's transpired on and off the football field
Ireland stunned world champions Germany 1-0 thanks to Shane Long's 70th-minute strike on Thursday to throw Euro 2016 qualifying Group D game.
Barcelona crashed out of the Champions League following a 3-0 defeat at Bayern Munich on Wednesday, failing to make it past the group stage of the competition for the first time since the 2000-01 season.
The 2021 men's and women's U-17 European Championships have been cancelled due to the impact of the COVID-19 pandemic, UEFA said on Friday.
Barcelona finally made a statement of intent in what has been a chaotic season as they came from behind to beat La Liga leaders Real Sociedad 2-1 at home on Wednesday.
Images from the UEFA Champions League matches played on Wednesday.
Bayern Munich, already crowned Bundesliga champions last week, lifted the league trophy in an empty stadium on Saturday after crushing hosts VfL Wolfsburg 4-0 on the final matchday. Bayern can win more silverware next week with the German Cup final against Bayer Leverkusen. They are also still in the Champions League.
Barca captain Messi opened the scoring with a "Panenka" penalty chipped straight down the middle in the 17th minute after Luis Suarez was fouled in the area, putting the home side ahead in the tie after a goalless first leg in France.
News of all that's transpired on and off the football field.
Barcelona's Luis Suarez netted twice for a 2-1 win over 10-man Atletico Madrid in their Champions League quarter-final, first leg on Tuesday after the visitors' Fernando Torres opened the scoring and was later sent off.
A headed goal in second-half injury time by Cristiano Ronaldo gave Portugal a much-needed 1-0 win over Denmark in their Group I Euro 2016 qualifier on Tuesday.
A summary of Wednesday night's action in the UEFA Champions League.
There was no farewell goal but plenty of pride and appreciation as Wayne Rooney made his 120th and final appearance for England in a 3-0 win over the United States in a friendly at Wembley on Thursday.
Gareth Southgate's plea for England to play with adventure and style was answered only fitfully as his reign as caretaker manager began with a 2-0 win over Malta in a World Cup Group F qualifier on Saturday.
Images from the FIFA World Cup qualifying matches on Sunday night.
The result also means second-placed Real Sociedad can reclaim top spot if they beat Eibar on Sunday.
Poland struck twice on the break to stun wasteful World Cup winners Germany 2-0 on Saturday, earning their first ever victory over their illustrious neighbours and taking control of Euro 2016 qualifying Group D.
Bayern Munich put upstarts RB Leipzig firmly in their place by sweeping to an emphatic 3-0 home win, with all the goals coming in the first half, in a disappointingly one-sided top-of-the-table Bundesliga clash on Wednesday.
Images from the 2020 Euro Championships qualifiers played on Saturday
Images from the UEFA Champions League matches played on Tuesday.
Images from the football matches played across Europe on Sunday
Mario Mandzukic and Nikola Kalinic grabbed hat-tricks as Croatia achieved a record win as an independent nation by demolishing San Marino 10-0 in their final Euro 2016 warm-up match in Rijeka.
News of all that's transpired on and off the football field
IMAGES from the Champions League matches played on Tuesday
Robert Lewandowski scored a brilliant free kick to give Bayern Munich a 1-0 win over Atletico Madrid in their last Champions League Group D outing on Tuesday, ending the 100 percent record of their opponents. The Poland international curled the ball over the wall and into the corner of the net in the 28th minute but the goal had no impact on the final standings with Atletico guaranteed top spot and Bayern in second place.
Isco scored in the sixth minute of stoppage time as Spain launched an improbable fightback to snatch a 2-2 friendly draw against England with both their goals coming after the 89th minute at Wembley on Tuesday.
Photos from the Champions League matches played across Europe on Tuesday.
News of all that's transpired on and off the football field
Serge Gnabry continued his impressive scoring run for Germany, netting in second-half stoppage time for his ninth goal in his 10th international, completing Germany's eighth consecutive win over Northern Ireland.
A summary of sports events and sports persons, who made news on Saturday
A round-up of Tuesday night's matches in the UEFA Champions League.