1) Afro-Arab people 
Haratin (also transliterated Haratins, Harratins or Haratine, etc., singular Hartani) are oasis-dwellers in the Sahara, especially in southern Algeria, Morocco, Mauritania and Western Sahara, who make up a socially and ethnically distinct group of largely settled, non-nomadic workers, relatively dark complected, speaking either Berber or Arabic. S...