 From there the Turks marched towards Ouargla, finding a ghost city whose inhabitants fled upon hearing their arrival.In 1549, the new ruler of Morocco, Mohammed ash-Sheikh successfully ousted the Wattasid sultan Ali Abu Hassun, the latter ruled only over Fes and its region and had just declared himself a vassal of the Ottomans.ash-Sheikh even captured Tlemcen ending the Abdelwadid dynasty rule over the city.