What with everything from "The Irish Problem", to the establishment of the North American slave trade, to the exploitation of India, and their policy of global imperialism by conquest and genocide, I would say that the Nazis were the successors to British Imperialism well before the end of the "British Empire" in 1997.
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The mere fact that science may not yet adequately explain an object, event, or experience does not mean the immediate explanation should automatically default to a conspiratorial, extraterrestrial, paranormal, or supernatural cause.