Popular Front for the Liberation of Saguia el Hamra and Rio de Oro (Frente Popular por la Liberación de Saguia el Hamra y Río de Oro). Sahrawi liberation group seeking national self-determination in the Western Sahara. Polisario guerrillas constitute the military wing of the Sahrawi Arab Democratic Republic (SADR), a government-in-exile for what in 1987 was known as the Western Sahara. The main base for the SADR and Polisario was Tindouf, Algeria.