Dee ihe na-aga n'ihu na paragraf a - N'ọnwa Ọktoba 1922, Koptsov banyere na 46th Machine Gun Course na Stavropol na Vladikavkaz. Mgbe e mesịrị, a kpọfere ya na United Higher Military School nke aha ya bụ Central Executive Committee na Moscow. Na 1925, Koptsov ghọrọ onye otu Kọmunist nke Soviet Union. Ọ gụsịrị akwụkwọ n'ụlọ akwụkwọ ahụ na 1926. N'ọnwa Ọgọstụ nke afọ ahụ, Koptsov weghaara ọkwa nke 49th Rifle Regiment, akụkụ nke 17th Rifle Division na Nizhny Novgorod. N'agbata Machị 1927 na Septemba 1928, ọ rụrụ ọrụ dị ka onye nkuzi nke ndị isi nke ndị na-ahụ maka ọzụzụ maka ọzụzụ na Bronnitsy Military Enlistment Office. Koptsov wee banye otu afọ ọzụzụ ọzụzụ ndị agha na ndọrọ ndọrọ ọchịchị na Moscow, nke ọ gụsịrị akwụkwọ na Septemba 1929, mgbe nke ahụ gasịrị, ọ ghọrọ onye ọrụ ndọrọ ndọrọ ọchịchị nke ụlọ ọrụ na 3rd Verkhneudinsk Rifle Regiment nke 1st Pacific Rifle Division na Red Red Banner Special Far Eastern Army. Koptsov lụrụ ọgụ na esemokwu Sino-Soviet nke 1929
mgbe ọ na-eje ozi na ngalaba ahụ. N'afọ 1931, Koptsov gụsịrị akwụkwọ na Leningrad Armored Refresher Courses for Red Army Commanders. Ọ ghọrọ onye isi otu ndị agha wee bụrụ onye isi ndị agha na 1st Tank Regiment nke Belorussian Military District.