Algeria is an Arab country in the Maghreb region of North Africa. It is the largest country by area in the Arab World and the African Union. It is over 1/3 larger than Alaska. Pre-1962 Algeria has known many empires and dynasties, including Ancient Numidians, Phoenicians, Carthaginians, Romans, Vandals, Byzantines, Umayyads, Abbasids, Rustamid, Idrisid, Aghlabid, Fatimids, Zirid, Hammadids, Almoravids, Almohads, Zayyanids, Spaniards, Ottomans and finally, the French colonial empire. Arabic and Berber are official languages and Islam is the official state religion. It is a developing country with an upper middle-income economy.