It is not just Nazi style - it is the style of all types of Marxist ideaology - whether it is communism, national soclialism, socialism, marxism, facism. Read “The Rise and Fall of the Third Riech” by William Shirer. In the 20’s, when the Nazis were getting revved up, this is what they all did at each others meetings and against the legitimate German government.
I read that years ago and I remember what he said