Belgian student groups have said they are protesting against rising education costs. Belgian Interior Minister Bernard Quintin said on Saturday that the situation was "no longer simply a protest," calling it "pure and simple violence." Key points and original sources are listed below.

• Belgian student groups have said they are protesting against rising education costs. The protests are partly inspired by demonstrations in neighboring France.S1

• Belgian Interior Minister Bernard Quintin said on Saturday that the situation was "no longer simply a protest," calling it "pure and simple violence."S2