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The Manhattan Project
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Albert Einstein and Leo Szilard
Einstein Letter Albert Einstein and Leo Szilard
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The Project FDR orders a top secret program development in 1939
Work begins in 1942 It would cost $2 billion Employed a 160,000 people Over 30 sites were used Employee housing
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The Project Three main sites Top secret and remote
Hanford WA Oak Ridge TN Los Alamos, NM Top secret and remote Recruited top physicists and engineers in the US
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The Project J. Robert Oppenheimer heads the Project
Lt General Leslie Groves, military liaison J. Robert Oppenheimer
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Trinity Research and Development at Los Alamos
Test explosion: July 16, 1945 Visible for 180 miles; recorded as an earthquake in Chicago Uncertainty whether it would work The Gadget
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Trinity “I am death; the destroyer of worlds.”
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Hiroshima Little Boy August 6, 1945
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Nagasaki Fat Man August 9, 1945
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Aftermath Hiroshima Nagasaki 8:00
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