How is the answer no? Socialism killed just as many innocence people as Nazis did.

No. Read Blackshirts and Reds. Socialism doubled life expectancied in Russia and China, it saved millions of lives.

Capitalism likely more than both, but spread out over time and the world instead of localized events.

Fascism is Capitalism in decay.

They are thinking they somehow do the right thing while begin monsters, because that is how they were manipulated.

Your fanfiction isn’t reality.

The same way Russians think they need to destroy Ukraine, Trump voters, North Koreans that Americans are baby eating monsters only stopped by their god-leaders good haircut, Hamas that killing Israeli civilians is great, etc.

You do realize that you are more propagandized, right?