As the Americans enter the war after the events of Pearl Harbor, the Western Allies have to decide how to fight the war. The Americans have the industry, the British, the experience. But both will have to give to get along so that Hitlerism can be destroyed. Mr. Conroy’s book covers the Casablanca Conference and the one small detail that almost changed the war and the world. Learn more about your ad choices. Visit megaphone.fm/adchoices