Alert America!

To address the threat of an atomic-armed Soviet Union during the early days of the Cold War, President Harry Truman approved the Alert America exhibit as the most effective way to convey the destructive power of the atomic bomb and to encourage participation in civil defense. Following its debut in the nation's capital in January 1952, Alert America, promoted as "The Show That May Save Your Life," traveled in three separate convoys to more than eighty cities considered most likely to be bombed,