From Wartime Alliance To The Cold War Alliance:the Study Of US-British Nuclear Cooperation From1940to1958

During the World War Ⅱ, in the context of international anti-fascist, the United States and Britain formed a relatively equal alliance.In order to accelerate the process of victory in the war, the United States and Britain developed jointly the atomic bomb in the Manhattan Project.During the early period after the World War Ⅱ, the United States wanted to control nuclear energy by United Nations, and controlled the entire Western alliance to against the Soviet Union.Therefore,it viewed Britain as a small partner under its nuclear umbrella, but Britain wanted to maintain the wartime nuclear cooperation relationship with American, and influenced the U.S. nuclear policy by building their own nuclear forces. In the end, as the Soviet Union’s nuclear forces toward balance with the United States,the United States formed a special relationship with the British in1958in the field of nuclear energy in order to strengthen the West’s collective security force.This article attempts to use more detailed data to depict the transformation process of the United States and Britain from the relative equal wartime alliance to the unequal cold war alliance in the field of nuclear energy.