 Nyorai kupfuurira kweiyi ndima - Paive neanenge 70 T-26s muRepublican Army mukutanga kwa1937. Muna February 1937, mapoka ehukuru hwekambani yeTank Brigade akapinda muHondo yeJarama. Musi wa14 Kukadzi 1937 Tank Brigade, pamwe chete ne24th Infantry Brigade, vakatora chikamu mukurwisa uye vakakunda simba guru reNationalist, zvichikonzera kufa kwevanhu veNationalist vanosvika chiuru. Musi wa27 Kukadzi 1937, Tank Brigade yakatanga kurwisa kashanu nzvimbo dzeNationalist pasina rutsigiro rwevanofamba netsoka, asi vakatambura kurasikirwa kwakanyanya kubva kune pfuti dzinorwisa zvombo zvepfuti 35 kusvika ku40 muzana yematangi ayo mune kumwe kurwisa. Kunyange zvakadaro, T-26 yakashandiswa nokubudirira kukuru mukati meHondo yeGuadalajaramuna Kurume 1937 mushure mekunge 1st Tank Brigade yaguma kuumbwa Muzinda wayo waive muAlcalá de Henares. Somuenzaniso, rimwe boka ramatangi maviri eT-26 raiva pasi pomutungamiriri wechiSpanish, E. Ferrera rakaparadza kana kukuvadza matangi makumi maviri nemashanu eItaly musi wa10 Kurume 1937. Muna SeptemberOctober 1937 Republican 1st Tank Brigade yakaparadzwa. Vamwe vazvipiri vakadzokera kuUSSR, nepo vamwe vakabatana neInternational Tank Regiment pasi pehutungamiriri hwaSoviet mukuru S.A. Kondratiev. 