Before revision: In 1590, Al-Mansur took advantage of the recent civil conflict in the empire and sent an army under the command of Judar Pasha to conquer the Songhai and gain control of the trans-Saharan trade routes , causing the collapse of the empire .
After revision: In 1590, Al-Mansur took advantage of the recent civil conflict in the empire and sent an army under the command of Judar Pasha to conquer the Songhai and gain control of the trans-Saharan trade routes .