The black bloc is not a group but an anarchist tactic—marching as a confrontational united force, uniformed in black and anonymized for security. Once deployed, the tactic has an alchemic quality, turning into a temporary object—the black bloc. On Friday, the bloc I joined in DC numbered well over 500, the largest of its kind since the antiwar protests over a decade prior.
The Nation, “Neo-Nazi Richard Spencer Got Punched—You Can Thank the Black Bloc”
