When their amirs crossed the Straits it was to lead a jehad against the Christians and to return to their capital, Marrakesh.
The amirs of the Muwahhadi Dynasty were as follows:- `Abd-el-Mumin 0145); Yusef II., "Abu Ya`kub" (1163); Ya`kub I., "Abu Yusef el Mansur" (1184); Mahommed III., "En-Nasir" (1199); Yusef III., "Abu Ya`kub el Mustansir" (1214); `Abd-el-Wahid, "El Makhluwi" (1223); `Abd-Allah II., "Abu Mahommed" (1224); Yahya V., "El Mu ` tasim" (1226); Idris III., "El Mamun" (1229); Rashid I., "`Abd-elWahid II."
In 111 9, after the defeat and death of Roger of Antioch, he defeated the amirs of Mardin and Damascus at Danith; in subsequent years he extended his sway to the very gates of Aleppo.
Nominally part of the sultanate of Tlemcen, Algiers had a large measure of independence under amirs of its own, Oran being the chief seaport of the Abd-elWahid.
It was the disunion of the Syrian amirs, and the division between the Abbasids and the Fatimites, that made possible the conquest of the Holy City and the foundation of the kingdom of Jerusalem.
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