He scoured his brain for an apt historical analogy but struggled to find one. Hitler was not elected, he noted, but legally appointed by the conservative president, Paul von Hindenburg. “One theory,” he said, “is that if Hindenburg hadn’t been talked into choosing Hitler, the bubble had already burst, and you would have come up with an ordinary conservative and not a fascist as the new chancellor of Germany. And I think that that’s a plausible counterfactual, Hitler was on the downward slope.” In Italy, Mussolini was also legitimately appointed. “The king chose him,” Paxton said, “Mussolini didn’t really have to march on Rome.”