Allan Pinkerton
Also known as: Allen Pinkerton · Alan Pinkerton
Allan Pinkerton was a Scottish-American detective, spy, abolitionist, and cooper best known for creating the Pinkerton National Detective Agency in the United States and his claim to have obstructed the Baltimore Plot in 1861, preventing the assassination of then president-elect Abraham Lincoln.
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Founder and namesake of the agency
A Scottish-born cooper who established the agency in 1850, originally known as the North-Western Police Agency.