Kamieniec Podolski, known as the "key to Podolia", had heavy, but obsolete fortifications, and a garrison of about 1500 soldiers (Poles, Ukrainians and Lithuanians). The Ottoman army was under command of Köprülü Fazıl Ahmed Pasha[1] and numbered 150 thousand soldiers with reinforcements from the army of Tatars, Moldavians, Wallachians and Cossacks. Polish forces were commanded by Starosta of Podole, Mikolaj Potocki, and consisted of several units, such as infantry regiment of Bishop of Krakow Andrzej Trzebicki, two regiments of Captains Wasowicz and Bukar, permanent garrison of Major Kwasiborski, and other smaller units under Jan Mokrzycki, Jerzy Wolodyjowski, Rotmeister Myliszewski, Chorazy Wojciech Humecki, Stolnik Stanislaw Makowiecki, and Czesnik Jozef Wasilkowski.