Of course, free speech has limits. And the Belgium conference was breaking any hate laws. Nor was there any dissent or trouble, before or after the police turned up. The Belgium Court has now come down in favour of the conference organisers, against what is a communist Brussels mayor who, right in tune with Putinism, wanted to ban those whose views he disagreed with.
You clearly don't believe in legal free speech. You've shown yourself to be an extremist. You hide you profile. I bet you go to Antifa marches wearing a mask.