Well there's the publicly funded outdoor Shakespeare theater in New York wherein Julius Caesar is played by a Trump impersonator
Your other examples have merit, but do you know the story of Julius Caesar? That play was if anything, warning against killing Trump. After Caesar died, things really went to s***.
Murdering a caricature of the president is a pretty grim thing to act out, even if the moral is that it would have lots of unintended consequences.
So where was your outrage with any of those hanging Obama caricatures?
He was applauding their right to practice free speech. ---