The First World War was a pivotal event in world history, but Americans often overlook the importance of their participation in the war. The United States and the First World War provides a concise, comprehensive and engaging evaluation of the war's significance in American history by examining the causes of the war, mobilization on the homefront, key social reforms enacted during the war, military strategy, the experiences of soldiers, the Versailles Peace Treaty, and the lessons Americans drew in the postwar years from their wartime experiences. Was the First World War a just war for the United States? This lively and interesting guide, full of maps and key primary source documents gives students the resources they need to grapple with this important question, and also to analyze how the war changed millions of American lives.