Islam in Western SaharaAccording to the CIA World Factbook, Muslims make up almost 100 percent of the population of the Western Sahara.Prominent Sahrawi MuslimsAdnan Abu Walid al-Sahrawi, a Sahrawi Islamist militant, was one of the founders of the Movement for Oneness and Jihad in West Africa, and the first Emir of the Islamic State – Sahel Province.