Demagogue

let them know that they are *really* unpopular.

Well, unless you are black and in Toledo and they're marching through your neighborhood. In those circumstances protesting and predictable outrage-turned-rioting over the unwelcomed presence of white supremacists is blamed on "gang members."

Thankfully in Austin there were enough police there to keep the peace, unlike Toledo. (3000 protestors v. 14 KKK members? I don't like those odds.)