Discusses the secret code developed by Native Americans based on the Navajo language, and the Navajo soldiers who contributed to the war effort through its use.
An introduction to the development and use of the atomic bombs that were dropped on the cities of Hiroshima and Nagasaki in August 1945; and a discussion of why Truman felt the bombs were necessary, arguments against their use, and the death and destruction caused by them.
An introduction to the events leading up to and resulting from the December 7, 1941, Japanese attack on American battleships at Pearl Harbor, which brought the United States into World War II.