Winston Churchill, for example, never believed for a moment that Hitler was anything more than a duplicitous thug. Churchill called Chamberlain’s visit “the stupidest thing that has ever been done.” But Hitler was someone he’d only ever read about. Duff Cooper, one of Chamberlain’s cabinet ministers, was equally clear-eyed. He listened with horror to Chamberlain’s account of his meeting with Hitler. Later, he would resign from Chamberlain’s government in protest. Did Cooper know Hitler? No. Only one person in the upper reaches of the British diplomatic service—Anthony Eden, who preceded
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