Between 1970 and 1974, the FSLN struggled to broaden its bases of support by conducting guerrilla operations in the countryside while recruiting new supporters in the cities. Its rural guerrilla tactics were patterned after those of Castro's forces, and FSLN forces were trained in Cuba.
Between 1970 and 1974, the FSLN attempted to expand its constituency by conducting guerrilla actions in rural areas while recruiting new supporters in urban centers. Its rural insurgency was modeled after Castro's forces, and FSLN fighters received training in Cuba.