Battle of Bolnisi
1228 CE.
Shown on the map at 41.450°, 44.533°.
The Battle of Bolnisi (Georgian: ბოლნისის ბრძოლა) was fought in 1228 AD near Bolnisi, then part of the Kingdom of Georgia. The invading Khwarazmid Empire was led by Jalal al-Din Mangburni, its last Sultan, who was driven from his realm by the Mongol Empire and was trying to recapture lost territories.
Text from the Wikipedia article Battle of Bolnisi, licensed CC BY-SA 4.0.