Mezue ahịrịokwu na-esonụ: Baranov, onye bụbu onyeisi ndị agha, lụrụ agha na Spanish Civil War n'agbata October 1936 na November 1937, na-achịkwa otu ụlọ ọrụ tank ná mmalite. Mgbe otu ìgwè ndị tankị Soviet nwere tankị T-26 na ụgbọ ala BA-6 na FAI, nke "Kombrig" Dmitry Pavlov duziri, malitere ịbata na Spain na mbido Disemba 1936, 1st Republican Tank Brigade malitere ịmalite site na otu ahụ, Baranov wee bụrụ onye isi nke 1st Tank Battalion. Mgbe ndị Nationalist
a maliteghachiri ịlụ ọgụ na Madrid na Jenụwarị 3, 1937, e zigara ndị agha ahụ n'ihu, bịarutere ụbọchị atọ ka e mesịrị iji sonye na mwakpo Republican. Battalion nke Baranov lụrụ ọgụ na ọgụ na-agbachitere n'akụkụ ndị agha Republican n'etiti 6 na 10 Jenụwarị, n'oge nke BA-6 ya meriri ọtụtụ tankị ndị mba. Na Febụwarị, Baranov na ndị agha ahụ sonyere n'agha Jarama, na-agbagha mwakpo ndị agha ndị mba ọzọ, mana agha ahụ kwụsịrị na nkwụsị.