September 21, 1788
Battle between Qing-dynasty China and Tây Sơn-dynasty Vietnam (1788-89)
1788 battle in the Austro-Turkish War of 1788-1791
1788 battle during the Austro-Turkish War
1788 riot in the United States
1788 battle during the Mexican Apache Wars
Event of popular unrest in Grenoble, France
Naval battle in 1788
Capture of the frigate Kilduin
1788 Swedish-Danish battle