Белорусский военный округ
After the end of the war, Gusev continued to command the 48th Army, withdrawn to the Kazan Military District. After the army headquarters was disbanded, he became district commander in July. A year later, Gusev was sent to the Belorussian Military District to take command of the 3rd Army at Slutsk, then became commander of the 28th Army at Grodno in March 1947. From April 1949 he temporarily served as commander of the Special Mechanized Army in Romania.