Wars and Peace is a historical look at how Americans have tried to conceptualize peace during five national security crises: The Civil War, Spanish-American War, World War I, World War II, and the Cold War. Mayers examines the intellectual foundations of U.S. foreign policy since 1861 and analyzes the way that Americans, across the political spectrum and in times of conflict, have conceptualized the eras that would follow hostilities. Mayers looks...