One could argue that if you look at the policies Stalin had during his rule, along with whatever we know of him during this time, he aimed for socialism only in his country. He was not looking to continue the revolution, or to support it like Mao and some other communist leaders elsewhere.
With Nazism, you're playing Russian roulette if they had managed to exterminate all the jews and were looking for new scape goats.
Also, they advanced womens' rights much faster than the west, although this was achieve mostly by knocking off the advantages the men were having compared to the women

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