Battle of Zborov
1917 CE.
Shown on the map at 49.667°, 25.150°.
The Battle of Zborov (Зборівська битва, Zborivska bytva in Ukrainian, Зборовское сражение in Russian, Schlacht bei Zborów in German, bitva u Zborova in Czech, bitka pri Zborove in Slovak) was a part of the Kerensky Offensive (the last Russian offensive in World War I, taking place in July 1917). The battle was the first significant action of the Czechoslovak Legions (volunteers fighting against the Central Powers) on the Eastern Front.
Text from the Wikipedia article Battle of Zborov (1917), licensed CC BY-SA 4.0.