[DOC] [TLE] 10 Things You May Not Know About the Pinkertons - History Lists [PAR] Oct 26, 2015 ... Check out 10 little-known facts about the detective agency that helped usher ... 
Founded in the early 1850s by Scottish immigrant Allan Pinkerton, the ... He went 
on to work as Chicago's first police detective and as an agent for the U.S. Post 
Office. ... firm that became the Pinkerton National Detective Agency. [DOC] [TLE] Pinkerton (detective agency) - Wikipedia [PAR] Pinkerton, founded as the Pinkerton National Detective Agency, is a private 
security guard and detective agency established in the United States by Allan 
Pinkerton in 1850 and currently a subsidiary of Securitas AB. Pinkerton became 
famous when he claimed to have foiled a plot to ... In the 1850s, Allan Pinkerton 
met Chicago attorney Edward Rucker in a local... [DOC] [TLE] Allan Pinkerton - Wikipedia [PAR] Allan J. Pinkerton (25 August 1819  1 July 1884) was a Scottish American 
detective and spy, best known for creating the Pinkerton National Detective 
Agency. ... He built a cabin and started a cooperage, sending for his wife in 
Chicago ... later led to Pinkerton being appointed, in 1849, as the first police 
detective in Chicago,... [DOC] [TLE] Badass of the Week: Allan Pinkerton [PAR] America's first (and most badass) detective. ... and no possessions other than the 
clothes on his back, and, you know, having his own country kinda sorta trying to... [DOC] [TLE] Outlaw Hunters | History | Smithsonian [PAR] Aug 31, 2007 ... GIVE A GIFT (Left) ... Joseph Whicher, a trusted agent of Pinkerton's National 
Detective agency, ... He founded Pinkerton's Detective Agency in 1850, setting up 
his first ... In the mid-19th century, police forces were small, often corrupt and 
unwilling to follow suspected criminals outside their own jurisdictions. [DOC] [TLE] CI Reader Volume 1 Chapter 2 - Federation of American Scientists [PAR] Generals operated their own espionage rings and personally recruited and 
directed ... He only had to look outside his window to realize that the capital was 
... With McClellan's dismissal, Pinkerton left Washington and his 
counterintelligence .... Police Detective agency, later renamed Pinkerton's 
National Detective Agency. [DOC] [TLE] Sweethearts Of The West: WE NEVER SLEEP: ALLAN PINKERTON ... [PAR] Jul 30, 2016 ... Originally called the North-Western Police Agency, Pinkerton's partnership ... He 
then joined forces with his brother, Robert, who had also formed a ... as the 
Pinkerton National Detective Agency and specialized in railroad theft cases. ... [
pictured left], Pinkerton continued to track Jesse at his own expense. [DOC] [TLE] Iroquois County Genealogical Society - Allan Pinkerton - RootsWeb [PAR] Mr. Palmer sent a copy of this manuscript to Newberry Library, Chicago, ... For the 
past two years he has been interested in having the house at Larch ... of the 
Chicago Police Department he became the first official detective in the history of 
the city. In 1850 he opened his own detective agency, the forerunner of the world
... [DOC] [TLE] Intelligence in the Civil War (PDF) - NC Museum of History [PAR] Union intelligence records were kept sealed in the National Archives until 1953. 
A few .... founder of the Pinkerton National Detective Agency. ... In 1850, he left 
the force as a detective and founded the ... After the war, Pinkerton returned to 
Chicago and basked ... his own defense by forming an army and setting up a spy. [DOC] [TLE] 10 Legendary Exploits Of The Pinkerton Detective Agency - Listverse [PAR] Jun 18, 2015 ... The Pinkerton Detective Agency conjures up all kinds of images---the ... He came 
to the US in 1842, and they settled in Chicago, where he set up ... By 1850, he left 
his appointments and created Pinkerton's National Detective Agency. ... when six 
workers were killed after a conflict with armed police officers. [DOC] [TLE] Top 50 Most Important Events in Criminal Justice History - Criminal ... [PAR] In 1905, the Pennsylvania State Police became the first state police agency ... 22 
and shot him dead in the streets of Chicago as he reached for his gun.

Question: In 1850 he left the Chicago police force, having started his own national detective agency
Answer: Pinkerton