Battle of the Sit River

Battle of the Sit River
Part of the Mongol invasion of Kievan Rus'

Bishop Cyril finds the headless body of Grand Duke Yuri on the field of the battle
Date4 March 1238
Location
Modern-day Yaroslavl Oblast
Result Mongol victory
Belligerents
Mongol Empire Vladimir-Suzdal
Commanders and leaders
Burundai Yuri II of Vladimir  
Strength
At least one tumen (10,000) of nomadic cavalry More than 3,000, mostly infantry
Casualties and losses
Heavy Devastating

The Battle of the Sit River took place on 4 March 1238 between the Mongol forces of Batu Khan and the army of Vladimir-Suzdal led by Grand Prince Yuri II of Vladimir during the Mongol invasion of Kievan Rus'. The engagement occurred in the northern part of what is now the Sonkovsky District of Tver Oblast, near the selo of Bozhonka.