Abraham Lincoln’s Private Bodyguard Founded in 1850 by Allan Pinkerton, the Pinkerton Agency quickly became one of the most important crime detection and law enforcement groups in the United States. Born in Scotland on August 25, 1819, Pinkerton worked as a barrel maker before immigrating to the United States in 1842. Settling near Chicago, he went to work at Lill's Brewery as a barrel maker. However, Pinkerton soon determined that working for himself would be more profitable for his family and they moved to a small town called Dundee, some 40 miles from Chicago. Making barrels once again, he quickly...