Well, nazi Germany had extermination camps
As bad as the US is noe, were not quite there yet but it wouldn't surprise me if Cheeto will try and rival it because of course he has to be #1 so e also will try to e worse than Hitler
They'll have to do massive genocide and slaughter millions and millions of people across Europe for them to be remembered in such a manner.
They may indeed end up doing just that, and they may even "win", but we have nukes in Europe and if we're going down we're taking them with us, that's for sure.