The Battle of Olshanitsa was fought on January 27, 1527, between the armies of the Grand Duchy of Lithuania and Crimean Khanate.
[2] The parties reconciled in 1526 and the Khanate launched a large raid into Polesia of the Grand Duchy of Lithuania (present-day northern Ukraine and southern Belarus) in December 1526.
[1] The Lithuanian-Ruthenian army, commanded by Konstanty Ostrogski, pursued the invaders and soundly defeated them at Olshanitsa (Ольшаниця), a village south of Kiev.
Remaining Tatars were defeated by Ostap Dashkevych and Yuri Olelkovich near Kaniv and Cherkasy.
[2] The battle was described by Justus Ludwik Decjusz in Sendbrief von der grossen Schlacht.