EL SALVADOR. San Jose las Flores, Chalatenango. FMLN guerillas rest after a day of fighting government soldiers in the cobblestone guerilla village of San Jose las Flores. Although FMLN guerillas usually fought with U.S.-made M-16s captured from the army, an Eastern European AKA leans against the post. Central America was an open market for guns throughout the 1970s and 1980s. Poverty remained the main reason for the conflict. 1991.