After the 1923 election of reform mayor William Emmett Dever, Chicago's city government began to put pressure on the gangster elements inside the city limits. To put its headquarters outside of city jurisdiction and create a safe zone for its operations, the Capone organization muscled its way into Cicero, Illinois. This led to one of Capone's greatest triumphs: the takeover of Cicero's town government in 1924. Cicero gangster Myles O'Donnell ...