When someone left a bomb at a Civil War reenactment event in 2017, it looked like antifascist activists were out for revenge after the Unite the Right rally in Charlottesville. A mysterious letter writer claiming to be an antifascist collective took credit for the bomb and threatened even more violence to come if Civil War reenactments weren't called off. But the bomber wasn't antifa - it was a spurned Confederate re-enactor.