Friday’s German regional league match between Babelsberg and Energie Cottbus was halted twice because of fan trouble.
Penarol and Palmeiras fans clashed at the Campeon del Siglo stadium in Montevideo at the end of their Copa Libertadores game on Wednesday night.
Sunday’s Ligue 1 game between Saint-Etienne and Stade Rennais was interrupted after local fans broke into the stadium where the match was being played behind closed doors.
APOEL Nicosia fans clashed with riot police at Tsirion Stadium during their Cypriot Cup quarter-final match against AEL Limassol on Wednesday.
Bayern Munich fans were attacked by Spanish riot police at the Santiago Bernabeu during their Champions League match against Real Madrid on Tuesday night.
Brondby fans clashed with riot police after their 1-0 defeat to rivals Copenhagen in the Danish Superliga on Monday.
Bastia’s Ligue 1 match against Lyon at the Armand Cesari stadium was abandoned at half-time on Sunday after home fans twice invaded the pitch to attack visiting players.
The start of Thursday’s Europa League match between Lyon and Besiktas was delayed by fighting, pyrotechnics and chaos caused by fans at the Parc OL.
Slovan Bratislava fans clashed with riot cops and security guards during their Slovak Super Liga match at Dunajska Streda on Saturday.