The Nazi’s were National Socialists, which is very obviously different from Marxism-Leninism, and was/is a very specific kind of evil. You can’t divorce the National from the Socialism, and that’s not my goal.
Go look into what the soviets did to trade unions.
And the Democratic Peoples Republic Of Korea is super Democratic.
https://www.britannica.com/story/were-the-nazis-socialists