A collection that uses primary sources to explore the Atomic Bomb and the Nuclear Age it started.

[Free Registration/Login Required] How necessary was it for the United States to drop the atomic bombs on Nagasaki and Hiroshima in World War II? In this instructional activity, learners will study varying accounts and develop their own...

Looks at America's involvement in the Pacific Campaign, and the decision to use the atomic bomb against Japan and the impact it had.

Describes the history of the invention of the atomic bomb, its use in World War II against Japan, the impact on people who were targetted by it, the immediate and long-term impact on generations of people, the effect on communications,...

In-depth analysis of the decision to create and drop the atomic bomb on Japan during World War II. Includes details on the Interim Committee.

In 1945, the United States dropped two atomic bombs on Japan, ending World War II.

[Free Registration/Login Required] An informational text about the creation of the atomic bomb. A question sheet is available to help students build skills in reading comprehension.

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.

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...

Find out about historical events leading to the creation of the atomic bomb, beginning with ancient history.

Kids learn about the history of the Atomic Bomb during World War II. Dropped on Hiroshima and Nagasaki of Japan to end WW2.

In his own words, an American physician describes the devastating effects of the atomic bomb dropped in Nagasaki during World War II. Included is an online collection of images of the aftermath, videos, lesson plans, oral history...

[Free Registration/Login Required] An inclusive unit on the New Deal and World War II with lessons about Social Security, the Zoot Suit Riots, the Dust Bowl, Mexican migration in the 1930s, the atomic bomb, Japanese internment, and the...

The day before the bombing of Pearl Harbor, President Franklin Roosevelt gave the go-ahead to scientists to develop an atomic bomb. This site gives a good overview of the war in the Pacific against Japan, the increasing successes of the...

Provides interesting information, history, and facts on the Atomic Bomb and its use during WWII.

Students will discuss the role of technology of the atomic bomb and explore the destruction of Nagasaki and Hiroshima during WWII. Students will then outline some of the social and political changes that resulted from the Manhattan Project.

A digital archive of documents from the 1940s-1980s that relate to the nuclear weapons race in the Soviet Union. Included in archive are notes from the head of the Soviet atomic bomb project, Igor Kurchatov and documents related to...

Read background information about Harry Truman and the development of the atomic bomb prior to his presidency. Includes excerpts from official documents and conversations during the Truman Administration.

A timeline with primary source documents and photos of the invention and use of the atomic bomb during World War II. Links to additional information and videos are also provided.

Overview of the final stages of WWII in which war in the Pacific and the Atomic bomb lead to Japanese surrender and criminal trials against Nazi generals.

Discusses the nature of the atom, harnessing nuclear fission, conceiving the atomic bomb, the Manhattan Project, and the revival of the nuclear boiler.

This site offers a comprehensive list of primary source documents from Harry S. Truman regarding the Potsdam Conference and decision to use atomic weapons.

Exhibit from Oregon State University Library on Atomic Energy and the Struggle for International Control.

[Free Registration/Login Required] Documents by Manhattan Project scientists expressing their concern about nuclear weapons after the bombings in Japan.