The Modern Era on US Soil

Missouri

8 Prohibition City Wars and Depression-Era Outlaw Gangs engagements documented in Missouri, drawn from the Wikipedia and Wikidata record and the Chronological List of Battles.

The USS Arizona burning after the attack on Pearl Harbor, December 7, 1941. US National Archives (NARA 195617). Public domain.
8
Engagements
1921 to 1934
Years

Where these engagements were fought

All 8 are placed on the map. Select a marker to see the engagement.

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Red markers are surveyed battlefields with a mapped boundary; navy markers are point-located engagements. Select a marker to open its page.

Notable engagements

EngagementYearForces or losses
Union Station Massacre19334 officers + prisoner Nash killed
Murder of William 'Willie' Egan1921Willie Egan shot at his saloon
Killing of Luke Kennedy (Egan-Hogan retaliation)1922Kennedy killed in reprisal
Killing of Willie Crowe, 'seventh victim' of the St. Louis war1923Crowe killed; reported 7th victim
Killing of Jacob Mackler and attacks on the Hogan gang1923Mackler killed; Hogan home attacked
Red Crown / Platte City gun battle1933Buck Barrow mortally wounded; 2 officers hit
Joplin shootout19332 officers killed; gang escaped
Assassination of Johnny Lazia1934Lazia machine-gunned outside hotel

By conflict

Prohibition City Wars
The organized-crime wars of the other Prohibition cities: the Purple Gang in Detroit, the corn-sugar war in Cleveland, Egan's Rats against Hogan's gang in St Louis, the Union Station Massacre in Kansas City, and the Toledo, Boston, Newark and Milwaukee conflicts.
6 ENGAGEMENTS β†’
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.
2 ENGAGEMENTS β†’

Engagements and locations are compiled from published sources: Wikipedia (CC BY-SA 4.0); Chronicling America (Library of Congress historic newspapers) (public domain).