Their founding is linked with the rise of the Mahdi in 909 and their ending with the rise of the Ayubbid dynasty of Saladin in 1171.  
Roger II of Sicily conquered much of their western empire.  Adid the last of their rulers was a puppet figure anyway, and his death saw the death of this dynasty.  Moizz was its first ruler to have substantial outside recognition and power greatly grew by the time of Al-hakim, the third caliphs, who destroyed the Church of the Holy Sepulchre in Jerusalem.  Their founding is linked with the rise of the Mahdi in 909 and their ending with the rise of the Ayubbid dynasty of Saladin in 1171.  FTP, name this Muslim dynasty of North Africa that claimed descent from a daughter of Muhammad.
Roger II of Sicily conquered much of their western empire.  
Fatimid dynasty