Nuclear weapons and the United Kingdom weapons to be a joint discovery, but the American Atomic Energy Act of 1946 (McMahon Act) restricted other countries, including the UK, from access to information about nuclear weapons. Fearing the loss of Britain's great power status, the UK resumed its own project, now codenamed High Explosive Research. On 3 October 1952, it detonated an atomic bomb in the Monte Bello Islands of Western Australia in Operation Hurricane. Eleven more British nuclear weapons tests in Australia were carried out over the following decade, including seven British nuclear tests at Maralinga in 1956 and 1957. The British hydrogen bomb programme demonstrated
Action of 12 October 1950 be destroyed during operations in that area. Sometime in 1952, Lieutenant McMullen received an anonymous package containing the "Pirate"s battle flag and on May 28, 1985, it was donated to the Naval Historical Center and is on display at the Korean War exhibit. Action of 12 October 1950 The Action of 12 October 1950 was a battle fought during the Korean War. While conducting Operation Wonsan against sea mines in Wonsan Harbor, a squadron of US Navy warships was attacked by North Korean Army (KPA) batteries. During the operation, two US ships struck mines and sank while the remaining vessels