 Wiśniowiecki fought against the Cossacks again during Khmelnytsky Uprising in 1648 – 51 . He received information about a growing unrest , and began <unk> his troops , and in early May learned about the Cossack victory at the Battle of <unk> <unk> . <unk> no orders from <unk> Mikołaj Potocki and <unk> <unk> , he began moving on his own , soon learning about the second Cossack victory at Battle of <unk> , which meant that his troops ( about 6 @,@ 000 strong ) were the only Polish forces in <unk> at that moment . After taking in the situation , he began retreating towards <unk> ; his army soon became a focal point for various refugees . Passing <unk> , he continued through <unk> to <unk> . He continued to <unk> , <unk> , and <unk> , stopping briefly in <unk> for the local <unk> . After some <unk> near <unk> , <unk> and <unk> ( Battle of <unk> ) against the Cossack forces . By July he would arrive near Zbarazh . 
