Operation Grapple
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Operation Grapple was a set of four series of British nuclear weapons tests of early atomic bombs and hydrogen bombs carried out in 1957 and 1958 at Malden Island and Kiritimati in the Gilbert and Ell
Grapple X test in November 1957. Britain's first fully successful hydrogen bomb test
The survey ship HMNZS Lachlan
Royal Engineers assemble huts on Christmas Island
HMS Warrior, a Colossus-class light aircraft carrier, was the headquarters ship for Britain's atom hydrogen tests on Christmas Island.
The United Kingdom became the third country to develop and, in 1952, test nuclear weapons. The UK is one of nine nuclear-armed states, and one of five recognized by the Treaty on the Non-Proliferation
Operation Grapple
…Operation Grapple was a set of four series of British nuclear weapons tests of early atomic bombs and hydrogen bombs carried out in 1957 and 1958 at Malden Island and Kiritimati (Christmas Island) in the Gilbert and Ellice…
HMS Victorious, one of four nuclear-armed ballistic missile submarines of the Trident programme
James Chadwick (left), the head of the British Mission, confers with Major General Leslie R. Groves, Jr. (right), the director of the Manhattan Project
President Harry Truman and the prime ministers Clement Attlee and Mackenzie King boarding USS Sequoia for discussions about nuclear weapons, November 1945
William Penney, Chief Superintendent Armament Research, was in charge of atomic bomb development.