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
Life in the United Kingdom test test earlier than other immigrants were abandoned by the then Immigration Minister, Tony McNulty. The test lasts for 45 minutes, during which time the candidate is required to answer 24 multiple-choice questions. To pass the test, the candidate must receive a grade of 75% or higher, i.e. at least 18 correct answers to the 24 questions. Testing is not directly administered by UK Visas and Immigration (which replaced the UK Border Agency in 2013), but is carried out by learndirect, a private company. As of 18 October 2014 the cost of the test is £50. From November 2005 to March