A comprehensive overview of the Manhattan Project, a research and development project initiated by President Roosevelt to produce nuclear weapons in World War II.

J. Robert Oppenheimer is credited with the creation of the atomic bomb. But, "The country asked him to do something and he did it brilliantly, and they repaid him for the tremendous job he did by breaking him." This documentary traces...

These scripts (the first of two drafts) describe the events in World War II in the Pacific Theater.

This detailed chronology of the events and communication of 1945-1946 shows Truman's role in the process of the decision to drop the world's first atomic bomb used in warfare upon Hiroshima and then the second upon Nagasaki. Also...

Discusses the Manhattan Project of the United States which worked on developing nuclear weapons during World War II. It led to the two atomic bombs that were dropped on Japan in August 1945, ending the war with Japan.

Comprehensive teaching unit on tensions of the Cold War era: conflicts between domestic prosperity and unfulfilled expectations, ideals of conformity and individualism. Contains video and text materials, web interactives, student...

This resource provides data about the physical destruction of Nagasaki, the medical aspect, and survivor stories.

This site from Nuclearfiles.org allows you to read about Robert J. Oppenheimer's role in the Manhattan Project, as head of the Atomic Energy Commission and then his dismissal as a "security threat" to the U.S. government during the era...

The B-Reactor at Hanford Site, Washington, was the first large scale plutonium production reactor ever built. The project was commissioned under the Manhattan Project, during World War II, to develop the first nuclear weapons.