Your challenge is to have Hitler become a communist and Stalin become a fascist, rather than the other way around. They don't necessarily have to end up in positions of power, just hold those ideologies.
Just in case anyone asks, I put this in Before 1900 because Stalin at the very least started flirting with Marxism before the century changed.
Just in case anyone asks, I put this in Before 1900 because Stalin at the very least started flirting with Marxism before the century changed.