OFK Beograd and Zemun fans brawled in the stands at the Omladinski Stadium during their Serbian First League match on Saturday.
Corinthians fans clashed with police inside the Maracana stadium before their side’s match with Flamengo on Sunday.
Members of Goteborg’s hooligan firms Wisemen and GYB staged a fight with hooligans from AIK’s Firman Boys outside a pub in Gothenburg city centre on Sunday afternoon.
Legia Warsaw fans were involved in a series of scuffles with Spanish riot cops ahead of their Champions League meeting with Real Madrid on Tuesday.
PAOK and Iraklis hooligans clashed in the centre of Thessaloniki ahead of their Greek Super League match on Sunday.
Torpedo Vladimir and Tekstilshchik Ivanovo fans clashed on the pitch during their Russian Professional Football League match on Sunday.
Hradec Kralove fans were attacked by Slavia Prague hooligans in the stands during their Czech league match on Saturday.
Saturday’s Russian first division match between Fakel Voronezh and Dynamo Moscow was halted due to a riot.
Willem II’s Eredivisie match with Feyenoord at the Koning Willem II Stadium this afternoon was suspended for several minutes as fans clashed in the stands.