Trident (UK nuclear programme) Agreement merged with the American Manhattan Project to create a combined American, British, and Canadian project. The British government expected that the United States would continue to share nuclear technology, which it regarded as a joint discovery, but the United States Atomic Energy Act of 1946 (McMahon Act) ended technical co-operation. Fearing a resurgence of United States isolationism, and Britain losing its great power status, the British government resumed its own development effort. The first British atomic bomb was tested in Operation Hurricane on 3 October 1952. The subsequent British development of the hydrogen bomb, and a fortuitous international relations
Life in the United Kingdom test based on factual information about what the test required, and in particular a semi-serious BBC-devised test was often quoted as being the real thing. Upon its publication, the associated handbook was widely criticised. Particular criticism was reserved for the section on the UK's history, which was described by the "Guardian" as a "turgid, abysmal piece of writing," filled with "factual errors, sweeping generalisations [and] gross misrepresentations." The UK Border Agency acknowledged that the first edition of the handbook "did not fulfil [its] role particularly well." In 2008, Lord Goldsmith stated in a report on citizenship that the test "is not