Revolutionary Insurrectionary Army of Ukraine
From June 1918 - as commander of this partisan detachment, he fought against the Germans and the Austrians. After suffering a defeat, he joined Nestor Makhno in the Revolutionary Insurrectionary Army of Ukraine. From February to May 1919 - he was a member of the 3rd Zadniprovsky brigade. From July to August 1919 - he was the head of the brigade's cavalry, and from September to December - the commander of the 1st cavalry brigade of the 1st Donetsk Corps. From March 1920 to April 1921, he was a leading member of the Rebel Army. From May to June 1921 - he was chief of staff of the RIAU's 2nd group.