Adding to the chaos was a Ukrainian Cossack and peasant rebellion , the Koliyivschyna , which erupted in 1768 and resulted in massacres of noblemen ( szlachta ) , Jews , Uniates , and Catholic priests before it was put down by Polish and Russian troops .
Adding to the chaos was a Ukrainian peasant rebellion , the Koliyivschyna , which erupted in 1768 and resulted in massacres of noblemen ( szlachta ) , Jews , Uniates , and Catholic priests before it was put down by Polish and Russian troops .