Board Thread:Off-Topic/@comment-37101720-20191101031306/@comment-38015582-20191102225855

1950: Klaus Fuchs, German émigré and physicist, confesses to an MI5 interrogator that he is a Soviet spy: for seven years, he passed top secret data on U.S. and British nuclear weapons research to the Soviet Union. Fuchs is formally charged on February 2 (1950)