what time was the atomic bomb built
The first atomic bomb was produced by the US in 1945 under the program known as the Manhattan Project (controlled and uncontrolled nuclear fission).The programs involved in building the bomb ultimately included 14 separate locations in the US.n July 16, 1945, the first atomic bomb was test detonated at Alamagordo, NM. Twenty-one days later, the city of Hiroshima, Japan, was destroyed by a nuclear explosive (August 6).