Battle of Daugavpils
1920 CE.
Shown on the map at 55.871°, 26.516°.
The Battle of Daugavpils, or Battle of Dyneburg, or Operation Winter was the final battle during the Polish–Soviet War of 1919. A joint Polish and Latvian force, operating under Polish Staff orders known as "Operation Winter", attacked the Red Army garrison in Dunaburg, or Daugavpils, from 3 to 5 January 1920. From the Polish perspective, the battle was part of the Polish–Soviet War. In Latvia, it is considered to be part of Latvian War of Independence.
Text from the Wikipedia article Battle of Daugavpils, licensed CC BY-SA 4.0.