They will find a reason to be upset.
To begin with, Hitler was not going to destroy the Russians as a biological species. But even if he was going to blitzkrieg he planned against the Soviet Union, not against all the Russians in the world.
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You would have a book to read. You know about Hitler only from jokes, I think. In fact, there was still a swipe around him who made it. In fact, from the statements of Göring, the Russians are the lower race, not worthy to be called people. The fate of the Russians is dull physical work, they are not capable of anything more."----- This is just one phrase. There was a whole doctrine.
One thing is incomprehensible - are you so stupid that even on the entertainment resource it has to be told? You have a couple of phrases of all your laziness and stupidity. You have Japanese noble soldiers, then Hitler is almost a mass public.