The Chicago Outfit is a criminal organization that originated in Chicago during the early 20th century. It became prominent during the Prohibition era, when illegal activities such as bootlegging and gambling flourished. The Outfit is known for its involvement in organized crime, including racketeering, extortion, and murder. Key figures in the Chicago Outfit's history include notorious mobsters like Al Capone and Tony Accardo. The organization has been linked to various illegal enterprises and has had a significant influence on the city's politics and law enforcement. Over the years, law enforcement efforts have aimed to dismantle the Outfit, but it has remained resilient.