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The Chicago Police Department was founded and consisted of three men. Constable Orsemus Morrison was elected as the head of the force and accompanied by two assistant constables. https://home.chicagopolice.org/about/history/ -
Constable James Quinn was the first Chicago police officer killed in the line of duty. https://www.chicagotribune.com/opinion/editorials/ct-constable-quinn-chicago-police-edit-1227-jm-20151225-story.html -
The Chicago Police Department hires James L. Shelton, the first black police officer of Chicago. https://home.chicagopolice.org/about/history/ -
The Haymarket Riot took the lives of seven or eight officers* and wounded fifty- nine officers when a group of labor protesters through a bomb at the police in Haymarket Square. *Sources differ on the number of officers killed https://home.chicagopolice.org/about/history/ https://www.history.com/topics/19th-century/haymarket-riot -
The Chicago Police Department swears in ten female officers. https://home.chicagopolice.org/about/history/ -
Mayor Richard J. Daley appoints former University of California criminology dean Orlando W. Wilson as the superintendent of the Chicago Police Department. Wilson changes the department to fit contemporary needs, from hiring practices to changing uniform requirements. https://home.chicagopolice.org/about/history/ -
Patrol Officer Dorelle C. Brandon was shot and killed in the line of duty. https://www.chicagotribune.com/news/ct-xpm-1985-07-18-8502160725-story.html -
Chicago begins using a form of community policing in five districts. The program is named CAPS (Chicago Alternative Policing Strategy). https://home.chicagopolice.org/community-policing-group/how-caps-works/what-is-caps/