The Nation at War - Hardcoverby Peyton C. March (Author) The Nation At War is a book written by Peyton C. March that provides a comprehensive account of the United States' involvement in World War I. The book covers various aspects of the war, including the political, economic, and social factors that led to the country's entry into the conflict. March also delves into the military strategies and tactics employed by the United States and its allies during the war, as well as the