Brescia fans threw flares and invaded the pitch during their Serie B relegation play-off against Cosenza at the Mario Rigamonti Stadium on Thursday, forcing the game to be suspended.
Cambuur and Heerenveen fans were captured brawling near the main railway station in Leeuwarden on Friday.
West Ham supporters came under attack from AZ Alkmaar fans at the end of their Europa Conference League semi-final second-leg at the AZ Stadium on Thursday night.
Espanyol fans invaded the pitch and charged at Barcelona players celebrating their La Liga title win at the RCDE Stadium.
Udinese and Napoli hooligans clashed on the pitch at the Friuli stadium after Napoli clinched the Serie A title.
Esperance fans clashed with police at the Rades Stadium at half-time of their CAF Champions League quarter-final against Algeria’s JS Kabylie on Saturday.
Olympiacos hooligans clashed with riot police on the pitch at the Karaiskakis Stadium after their side’s 3-1 defeat to AEK on Sunday.
Atletico Nacional fans clashed with police at Medellin’s Atanasio Girardot Stadium before their side’s league match against America de Cali on Sunday.
Spezia and Lazio fans clashed in the street before their Serie A match on Friday.
Nurnberg and Stuttgart hooligans clashed inside the Max Morlock Stadium after their German Cup quarter-final tie on Wednesday.
Take a look at 10 striking shots of football hooligans clashing with riot police.
During a drive down a street in Przemysl, Poland, a Google Street View car captured a football hooligan taking a rival team’s T-shirt off of another man.