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Events on Tuesday 1 July 1884 1
1819 – 1884Allan Pinkerton (1819-1884)Died 1 July 1884, aged 64Allan Pinkerton was a Scottish-American detective who founded the Pinkerton National Detective Agency, one of the first and most famous private security and investigative firms. He gained early fame for foiling an alleged plot to assassinate President-elect Abraham Lincoln. He died in Chicago.