Tube Alloys the features, science and idea behind the American Fat Man implosion-type nuclear weapon. He broke down the development tasks required to replicate it, identifying outstanding questions that required further research on nuclear weapons. On 3 October 1952, under the code-name "Operation Hurricane", the first British nuclear device was successfully detonated in the Monte Bello Islands off the west coast of Australia. The Sputnik crisis and the development of the British hydrogen bomb led to the Atomic Energy Act being amended in 1958, and to a resumption of the nuclear Special Relationship between America and Britain under the 1958 US–UK Mutual
Operation Sandstone delivered to San Pedro, California, and loaded on the weapon assembly ship USS "Curtiss", in February 1948, but the Atomic Energy Commission only gave permission for the expenditure of three cores in the tests. The naval forces were organized as Task Group 7.3. It consisted of: Source: Berkhouse "et al", "Operation Sandstone", p. 40 In September 1947, Hull, Russell, who was designated test director on October 14, and Joint Task Force 7's scientific director, Darol K. Froman from the Los Alamos Laboratories, set out with a group of scientists and military officers to examine various proposed test sites in the