On the 75th anniversary of the atomic bombings of Hiroshima and Nagasaki comes this heart-pounding account of the war-room drama inside the cabinets of the United States and Japan that led to Armageddon on August 6, 1945. Here are the secret strategy sessions, fierce debates, looming assassinations, and planned invasions that resulted in history's first use of nuclear weapons in combat, and the ensuing chaotic days as the Japanese government struggled to respond to the reality of nuclear war.