Battle of Kostiantyniv

Battle of Kostiantyniv
	Part of the Khmelnytsky Uprising
Date	26 – 28 July 1648
Location	Kostiantyniv, Ikopot and Sluch Rivers, Podolian Voivodeship, Polish–Lithuanian Commonwealth; (Present-day in Ukraine)
Result	See § Aftermath
Belligerents
Zaporozhian Cossacks	Polish–Lithuanian Commonwealth
Commanders and leaders
Maksym Kryvonis ; Ivan Hyria	Jeremi Wiśniowiecki ; Janusz Tyszkiewicz Łohojski ; Władysław Dominik Zasławski
Strength
24,000–34,000 peasants ; 16,000 cavalry and infantry; (July 28)	30,000–32,000 servants ; 8,000–10,000 cavalry and infantry
Casualties and losses
July 26:; 10,000–15,000 killed and wounded; (Polish claim); July 28:; 3,000 killed and wounded	July 26:; 100 killed and wounded; July 28:; 200–300 killed and wounded

The Battle of Kostiantyniv (Ukrainian: Битва під Костянтиновим, Bitwa pod Konstantynowem) was fought between the Zaporozhian Host and the Polish–Lithuanian Commonwealth as a part of the Khmelnytsky Uprising took place on 26 to 28 July 1648. Near the site of the present-day town of Starokostiantyniv on the Ikopot and Sluch Rivers in Ukraine, a forces of the Zaporozhian Cossacks and the Ukrainian peasants under the command of Maksym Kryvonis and Ivan Hyria attacked the Polish–Lithuanian army under the command of Jeremi Wiśniowiecki, Janusz Tyszkiewicz Łohojski and Władysław Dominik Zasławski.