Mezue ahịrịokwu na-esonụ: N'ikpeazụ, ndị Kọmunist na-eduzi Antifascist Worker and Peasant Militias (MAOC) guzobere battalion ise nke na-ekere òkè na Siege nke Cuartel de la Montaña na July 20, 1936. Otu n'ime ndị agha ndị a ghọrọ "Fifth Regiment" ("5o Regimiento de Milicias Populares"), otu ndị agha ezubere ka ọ bụrụ ihe atụ maka ndị agha ndị ọzọ ga-eso n'oge ọgba aghara mbụ nke agha obodo. Onyeisi ya mbụ bụ Enrique Castro Delgado. Ka oge na-aga, ndị Fifth Regiment ga-ekere òkè na agha nke Somosierra na Guadarrama, yana na
Agha nke Talavera na Siege nke Alcázar, na-emecha bụrụ otu n'ime ndị agha dị mkpa na-agbachitere Madrid.