The dramatic, untold story of how the American Army was mobilized from scattered outposts two years before Pearl Harbor into the disciplined and mobile fighting force that helped win World War II In September 1939, when Nazi Germany invaded Poland and initiated World War II, a strong strain of isolationism existed in Congress and across the country. The U.S. Army stood at fewer than 200,000 men—unprepared to defend the country, much less carry the fight to Europe and the Far East. And yet,...