Operation Mosaic The first British atomic bomb was tested in Operation Hurricane at the Monte Bello Islands in Western Australia on 3 October 1952. Britain thereby became the third nuclear power after the United States and the Soviet Union, but just four weeks after Operation Hurricane, the United States successfully demonstrated a hydrogen bomb. The technology mastered in Operation Hurricane was six years old, and with the hydrogen bomb in hand, the US Congress saw no benefit in renewing cooperation with the UK. All the while Britain strove for independence, at the same time it sought interdependence in the form of a
Operation Tumbler–Snapper weapons developments. The military exercise "Desert Rock IV", involving 7350 soldiers, took place during the test series. They trained during the "Charlie", "Dog", and "George" shots and observed shot "Fox". Operation Tumbler–Snapper Operation Tumbler–Snapper was a series of atomic tests conducted by the United States in early 1952 at the Nevada Test Site. The "Tumbler-Snapper" series of tests followed "Operation Buster-Jangle", and preceded "Operation Ivy". The "Tumbler" phase, sponsored by the Atomic Energy Commission consisted of three airdrops which were intended to help explain discrepancies in the actual and estimated blast shock wave damage noted on previous detonations, and to