[john4534243]

> If Guevara did everything the same but instead of Marxism, he was fighting to exterminate the blacks out of a genuine belief that it was a noble cause which would help people, would you still describe him in the same positive way?

I don't see anything noble about genocide.

[lopmotr]

But we've established that it's not based on you personally believing the goal is noble. It's the belief of the person fighting for it that matters.