| Tulsa Outrage | |
|---|---|
| Part of United States home front during World War I | |
| Location | Tulsa, Oklahoma |
| Date | November 9, 1917 |
| Target | Industrial Workers of the World |
Attack type | Vigilante tar and feather |
| Weapons | guns |
| Victims | 12 IWW members 5 defense witnesses |
| Perpetrators | Knights of Liberty |
| Assailants | W. Tate Brady and co-conspirators |
The Tulsa Outrage was an act of vigilante violence perpetrated by the Knights of Liberty against members of the Industrial Workers of the World on November 9, 1917 in Tulsa, Oklahoma.