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Glossary Term – Organization

Manhattan Project

The Manhattan Project was the secret American research program that developed the world’s first atomic bombs. The effort was initiated in 1942. By July 16, 1945, the project had produced the first atomic bomb, which was successfully tested in the desert of New Mexico. In August 1945, two more bombs produced by the Manhattan Project were dropped on Hiroshima and Nagasaki, Japan, with devastating results.

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The Manhattan Project

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The following documents demonstrate the tremendous concern of the Association of Manhattan Project Scientists toward nuclear power in peacetime. On the right is one of many drafts that shaped a collective statement from the scientists released just after the war. These drafts were edited by Dr. Francis Bonner and Dr. Irving Kaplan, lead...