Interesting to note that the Justice Minister Lord McNally didn't consider a pardon appropriate, but the Queen eventually pardoned Turing after an outpouring of public support (and with the advice of the Government) [0]. (Turing was convicted for committing homosexual acts. Based on my cursory reading it seems like it was one of the reasons why he likely committed suicide. It's a tragic story of a great man, whom we…
Of all the men in history charged with "gross indecency", Turing was the only one to receive a pardon. He was not castrated for being gay, but for a relationship with an Eastern European 19-year old homeless man, and getting his house broken into, while having a security clearance and access to secret information.