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From Manhattan to Hiroshima: the race for the atom bomb

From Manhattan to Hiroshima: the race for the atom bombThe atomic bombings of Hiroshima and Nagasaki capped six years of top-secret work by scientists from Europe and North America. In 1939, Albert Einstein signs a letter warning US president Franklin D. Roosevelt of the destructive potential of nuclear fission, which was discovered by the German chemist Otto Hahn. Roosevelt creates the Advisory Body on Uranium.




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