The parallels and precedents from other (mostly) European powers is also telling. England (Ireland, Boer Wars, China, India, Indians, Carribean), Belgium (Congo), United States (look up the history of the American Legion, or of the Los Angeles Times, just to mention two), make the history of Italian and German fascism all the more chilling. That wasn't a fluke.
As for Werner von Braun: https://m.youtube.com/watch?v=kTKn1aSOyOs