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Manhattan District The Trinity test of the Manhattan Project on 16 July 1945 was the first detonation of a nuclear weapon. Active 1942–1946 Disbanded 15 August 1947 Country United States United Kingdom Canada Branch U.S. Army Corps of Engineers Garrison/HQ Oak Ridge, Tennessee, U.S. Anniversaries 13 August 1942 Engagements Allied invasion of Italy Allied invasion of France Allied invasion of ...
The Manhattan Project was a research and development project that produced the first atomic bombs during World War II. It was led by the United States with the support of the United Kingdom and Canada. From 1942 to 1946, the project was under the direction of Major General Leslie Groves of the US Army Corps of Engineers. The Army component of ...
The formerly secret project was made public by the Smyth Report. In the immediate postwar years, the Manhattan Project assisted weapons testing in Operation Crossroads. It maintained control over American atomic weapons research and production until January 1947, when the Atomic Energy Act of 1946 took effect.
The AEC developed a program for sourcing uranium domestically. Before 1947, the main sources for the mineral had been Canada and (what was then) the Belgian Congo, though the Manhattan Project also secretly processed uranium from the tailings of vanadium plants in the US West during World War II.
Henry D. Smyth was a professor of physics and chairman of the physics department of Princeton University from 1935 to 1949. [1] During World War II, he was involved in the Manhattan Project from early 1941, initially as a member of the National Defense Research Committee's Committee on Uranium, and later as an associate director of the Metallurgical Laboratory in Chicago.
The Manhattan Project was a large-scale collaboration between the U.S. government and the private sector during World War Two that produced the first atomic bombs.
The Manhattan Project was managed by Major General Groves (Corps of Engineers) with a staff of reservists and many thousands of civilian scientists and engineers. Groves nominally reported directly to General George Marshall, but Stimson was really in charge. Stimson secured the necessary money and approval from Roosevelt and from Congress ...
The Manhattan Project was the joint effort by the United States, United Kingdom, and Canada to produce the first atomic weapons during World War II.This category is for individuals, facilities, and other article entries relating to this undertaking, which was, and remains today, one of the largest scientific/technical endeavors ever undertaken.