Ka cika wannan jumlar: Rashin ƙarfi na tsarin siyasa na Jamhuriyar Sifen ta Biyu da kuma ƙaruwar kishin ƙasa ya kai ga barkewar Yaƙin Basasa na Sifen a watan Yuli na shekara ta 1936. Ba da daɗewa ba a cikin rikici, Juventudes Socialistas Unificadas sun kwace Puerta de Hierro, waɗanda suka yi amfani da filayen don saukar da kansu. Daga baya a wannan shekarar kungiyar ta mamaye Rosal Column, wanda ya kafa hedkwatar su a cikin gidan kulob din kuma ya haƙa ramuka da yawa da gidajen bindigogi a ko'ina cikin dukiyar, gami da filin wasan golf. The kulob din, wanda aka located a cikin sosai cibiyar
Madrid gaba, ya kasance, a mafi yawan bangare, yankin Jamhuriyar, yayin da Casa de Campo ya nuna farkon yankin Nationalist. A wannan lokacin ne kawai kulob din ba shi da shugaban kasa (1936-1939).