The Manhatten Project (26 ene 1942 año – 1 agos 1945 año)

Descripción:

name given to the first U.S. program to build an atomic weapon. From 1942 to 1945, 3 nations (America, Canada, British and refugee German physicists) developed the bomb under the direction of Gen. Leslie Groves of the U.S. Army.

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