Where these engagements were fought
All 16 are placed on the map. Select a marker to see the engagement.
Loading map…
Red markers are surveyed battlefields with a mapped boundary; navy markers are point-located engagements. Select a marker to open its page.
Notable engagements
| Engagement | Year | Forces or losses |
|---|---|---|
| St. Valentine's Day Massacre | 1929 | 7 killed |
| Assassination of Dion O'Banion | 1924 | O'Banion killed by 3 gunmen in his flower shop |
| Ambush of Johnny Torrio | 1925 | Torrio gravely wounded; survived |
| Assassination of Samuzzo 'Samoots' Amatuna | 1925 | Amatuna shot; died of wounds |
| Genna gang and police gun battle; death of Mike Genna | 1925 | Mike Genna + 2 police (Olson, Walsh) killed |
| First submachine gun attack of the beer wars (McErlane on Spike O'Donnell) | 1925 | Spike O'Donnell survived; first Thompson use |
| Murder of Tony Genna | 1925 | Tony Genna killed |
| Murder of Angelo Genna | 1925 | Angelo Genna killed |
| Machine-gun killing of William McSwiggin at Cicero | 1926 | McSwiggin, Doherty, Duffy killed |
| Assassination of Hymie Weiss | 1926 | Weiss and Patrick Murray killed |
| Hawthorne Inn motorcade attack | 1926 | ~1,000 rounds fired; Capone unhurt |
| Assassination of Antonio Lombardo | 1928 | Lombardo killed in downtown crowd |
Plus 4 further documented engagements in the Illinois record.
By conflict
Chicago Beer Wars
The decade-long war between the North Side Gang and the Chicago Outfit for control of Prohibition liquor, from the killing of Dean O'Banion and the ambush of Hymie Weiss to the St Valentine's Day Massacre.
15 ENGAGEMENTS →
Depression-Era Outlaw Gangs
The running gun battles between the roving outlaw gangs and federal agents in the early 1930s: the Barrow Gang at Joplin and Dexfield Park, the Dillinger Gang at Little Bohemia and Barrington, the Barker-Karpis gang, Pretty Boy Floyd and the Kimes-Terrill gang.
1 ENGAGEMENTS →
Engagements and locations are compiled from published sources: Wikipedia (CC BY-SA 4.0); Chronicling America (Library of Congress historic newspapers) (public domain).