They can for non-protected speech.
Inciting violence is not protected.
According to the Supreme Court, generalized calls for armed struggle are permissible.
Maybe they will change their minds?
Correct. But how about laughing at it? Gloating over it? Specifically, should the government crack down on/jail/fine anybody who laughs at someone on the receiving end of violence?
Business can, and should, hire or fire at will, but I'm talking specifically about the role of government.
That’s right.