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Manhattan Project

Overseen by General Leslie Groves, The Manhattan Project was the U.S.-led effort to produce the world’s first atomic bomb during World War II. The Manhattan Project was undertaken in 1942 and resulted in the development of the atomic bombs that devastated the Japanese cities of Hiroshima and Nagasaki and ended World War II in the Pacific.

The Men Against the Bomb

The Men Against the Bomb

Development and testing of the word’s first atomic bomb and the decision to use it against Japan were marked by heated debate about the consequences.   More »



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Brandy Station: The Largest American Civil War Cavalry Battle

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