ashed ▁with ▁the ▁Russian ▁troops ▁and ▁units ▁loyal ▁to ▁the ▁Polish ▁crown . ▁Confeder ation ▁forces ▁under ▁Mich ał ▁Jan ▁Pac ▁and ▁Prince ▁Kar ol ▁Stanisław ▁Rad zi wi ł ł ▁ro amed ▁the ▁land ▁in ▁every ▁direction , ▁won ▁several ▁engag ements ▁with ▁the ▁Rus si ans , ▁and ▁at ▁last , ▁utter ly ▁ign oring ▁the ▁King , ▁sent ▁en vo ys ▁on ▁their ▁own ▁account ▁to ▁the ▁principal ▁European ▁powers . ▁ ▁King ▁Stanisław ▁August us ▁was ▁at ▁first ▁incl ined ▁to ▁medi ate ▁between ▁the ▁Confeder ates ▁and ▁Russia , ▁the ▁latter ▁represented ▁by ▁the ▁Russian ▁en voy ▁to ▁Wars aw , ▁Prince ▁Nikol ai ▁Rep n in ; ▁but ▁finding ▁this ▁impossible , ▁he ▁sent ▁a ▁force ▁against ▁them ▁under ▁Grand ▁Het man ▁Francis zek ▁K sa wer y ▁Bran icki ▁and ▁two ▁gener als ▁against ▁the ▁conf eder ates . ▁This ▁marked ▁the ▁Ukrain ian ▁campaign , ▁which ▁last ed ▁from ▁April ▁till ▁June ▁ 1 7 6 8 , ▁and ▁was ▁ended ▁with ▁the ▁capture ▁of ▁Bar ▁on ▁ 2 0 ▁June . ▁Confeder ation ▁forces ▁retre ated ▁to ▁Mold avia . ▁There ▁was ▁also ▁a ▁pro - Conf eder ation ▁force ▁in ▁L esser ▁Poland , ▁that ▁operated ▁from ▁June ▁till ▁August , ▁that ▁ended ▁with ▁the ▁royal ▁forces ▁se cur ing ▁Krak ów ▁on ▁ 2 2 ▁August , ▁followed ▁by ▁a ▁period ▁of ▁conflict ▁in ▁Bel arus ▁( August – Oct ober ), ▁that ▁ended ▁with ▁the ▁surrender ▁of ▁N es v iz