Cardozier, V: The Mobilization of the United States in Worl

As Hitler prepared for and then carried out his assault on Western Europe in the late 1930s through 1941, the U.S. military was severely undermanned; the army was ranked only 19th worldwide in size. For the most part the American public followed an isolationist line, feeling that Hitler's aggression was a European problem that did not affect the United States.