HIGHLIGHTS •An atomic expert warned the authorities that three powerful bombs would cause ‘complete destruction’. •The letter claims three powerful bombs would have been dropped on London during the Cold War, causing destruction worse than at Nagasaki in Japan. •The Russian head of state from 1924 to 1953 was Joseph Stalin, and from 1954 to 1963 it was Nikita Khrushchev. A possible Russian plot to drop nuclear bombs on London […]