Kammala wannan jumla: Juyin mulkin 1979 ya ba da damar haɓaka ƙungiyoyin hagu na hagu a cikin ƙasar. Manyan kungiyoyi guda biyar, Farabundo Martí People's Forces of Liberation (FPL), Jam'iyyar Kwaminis ta El Salvador (PCES), National Resistance (RN), People's Revolutionary Army (ERP), da Revolutionary Party of the Central American Workers <unk> El Salvador (PRTC) don hada karfi a ranar 10 ga Oktoba, 1980, kusan shekara guda bayan juyin mulkin, don kafa Farabundo Martí National Liberation Front (FMLN), mafi shahararren adawa da gwamnatin Salvadoran a duk lokacin mulkin.
Yaƙin basasa na Salvadoran. An ambaci kungiyar ne bayan Farabundo Martí, shugaban Jam'iyyar Kwaminis a lokacin wani tashin hankali a 1932 wanda ya haifar da kisan gillar 10,000 zuwa 40,000 manoma a karkashin mulkin Maximiliano Hernández Martínez.