The Battle of Orsha was fought on 8 September 1514, between the allied forces of the Grand Duchy of Lithuania and Kingdom of Poland, under the command of Hetman Konstanty Ostrogski, and the army of Grand Duchy of Moscow under Konyushy Ivan Chelyadnin and Kniaz Mikhail Golitsin.
Iziaslav II Mstislavich (Изяслав II Мстиславич in Russian; c. 1097 – 13 November 1154), Prince of Pereyaslav (1132), Prince of Turov (1132–1134), Prince of Rostov (1134– ), Prince of Vladimir and Volyn (1134–1142), Pereyaslavl (1143–1145), Velikiy Kniaz (Grand Prince) of Kiev (1146–1149 and 1151–1154), was the oldest son of Mstislav Vladimirovich, Kniaz' (Prince of Novgorod), and Christina Ingesdotter of Sweden.