Battle of Zernest
1690 CE.
Shown on the map at 46.563°, 25.341°.
The Battle of Zernest was fought on 11 August 1690, near the town of Zernest (Zărnești) in southeastern Transylvania (today in Romania), between the allied forces of Transylvania and the Holy Roman Empire, and the forces of the Ottoman Empire and their vassals, the Crimean Tatars and Wallachians, and the allied Hungarian Kurucs.
Text from the Wikipedia article Battle of Zernest, licensed CC BY-SA 4.0.