Within months of the war’s end, Churchill was bewailing the “Iron Curtain” that had fallen across Europe and the horrors taking place on the far side. Within a few years, he was to call for the rearmament of those same Germans he had called “Huns,” to help defend Christian civilization. Evil as they were, “Nazi tyranny and Prussian militarism” had not been “the twin roots of all our evils.” When the Nazi tyranny fell, others—Stalin’s, Tito’s, Mao’s, Kim Il Sung’s, some mightier and even more murderous—arose.