Antifa's origins (name, flag, tactics, beliefs) originate in the Weimar Republic as the militant wing of the KPD, a stalinist political party. This is in the same time as the peak of holodomor (https://archive.vn/qpqYS), where Stalin's government caused a genocide of the Ukrainian people through a human caused starvation that killed millions.
https://archive.vn/qZnpx https://en.wikipedia.org/wiki/Antifaschistische_Aktion, (and because of wikipedia bias, their talk page): https://archive.vn/0carV https://en.wikipedia.org/wiki/Talk:Antifaschistische_Aktion
Brought this up because I never hear it being mentioned.