There were around a dozen arrests on Sunday afternoon, following riots outside the Stock Exchange. This was confirmed by the Brussels-Ixelles police spokesman.
According to law enforcement, the troublemakers damaged a building in boulevard Emile Jacqmain, and launched incendiary objects at police.
Brussels police say around 340 hooligans from different football clubs met in Vilvorde, and headed towards the Stock Exchange. The Vilvorde mayor says there were 450 people involved: the Brussels mayor said there were 400.