"One of the biggest differences between Arab slaving and European slaving was that slaves were drawn from all racial groups and they were rarely used as a means of crop production ; slaves were not the economic engine behind Arab economies. Social mobility was possible "from slave to Sultan" (Mamluks), many Africans were used in the armies of Moroccan sultan (17th century) and also in the Egyptian forces during the early days of Islamic expansion.""
-Ridicule
-La révolte des zendj, sous les abbassides, en Irak, impliqua une multitude d’esclaves noirs qui asséchaient les marées, cultivaient les champs.......
En Algérie, au Maroc, en Tunisie...les esclaves chrétiens travaillaient des les champs, c’est eux qui pour l’esssentiel ont construit les villes d’Alger,(son port), de Tunis, de Tripoli, de Meknes ......