I'm a geophysicist and all my earth science books when I was a student I had to give the wrong answer to get an A. We used to ridicule continental drift. It was something we laughed at. We learned of Marshall Kay's geosynclinal cycle which is a bunch of crap.
Hitler and Mussolini were only the primary spokesmen for the attitude of domination and craving for power that are in the heart of almost everyone. Until the source is cleared there will always be confusion and hate wars and class antagonisms.