- 150 die at the Teatro Yaguez fire, Mayagüez, Puerto Rico.
- 33rd U.S. Women's National Championship: Hazel Hotchkiss Wightman beats Marion Zinderstein (6-1, 6-2)
- Philipp Scheidemann resigns as chancellor of the new German Republic, which he helped establish, refusing to sign the Treaty of Versailles
- Treaty of Versailles: Germany ends incorporation of Austria
Day of the Week: Friday