Gen. Garegin Nzhdeh, commander Garo Sasouni and the last Prime Minister of independent Armenia Simon Vratsyan took the lead of the anti-Bolshevik rebellion and forced out the Bolsheviks from Yerevan and other places. By April the Red Army reconquered most part of Armenia. However, Atarbekyan was dismissed and Aleksandr Miasnikyan, an Armenian high-ranking Red Army commander, replaced him.