Hitler was such an anomalous character - he was so over-the-top chaotic in his approach to statesmanship, his manner and in the violence which overwhelmed the country initially. I think diplomats around the world... felt like something like that simply would not be tolerated by the people of Germany
All causes are essentially mental, and whosoever comes into daily contact with a high order of thinking must take on some of it.
Obviously we're a consumer nation and you have the power to influence these big corporations who are running the world right now through what you chose to, or not to, purchase.