English: Hammadid power during the reign of Al-Nasir ibn Alnas

Sources:

International Dictionary of Historic Places: Middle East and Africa edited by Trudy Ring, K. A. Berney, Robert M. Salkin, Noelle Watson, Sharon La Boda, Paul Schellinger

“al- Nasir succeeded in expanding the Hammadids' domain over the Tunisian coast (including the the cities Sfax and Susa) as far as Tripoli, then penetrated southward into the Sahara where the Al-moravid army halted at a Hammadid advance.”

Amar S. Baadj, Saladin, the Almohads and the Banū Ghāniya: The Contest for North Africa (12th and 13th centuries)

“the Hammadid realm included important cities such as Constantine, Biskra, and Niqāwus in the eastwhile in the west the Hammadid state included Ashīr and Milyāna and at times it embraced Tāhart and Tilimsān which were contested with its western neighbors. In the south the Saharan oasis of Wargla also fell under Hammadid rule.”

“Mutarrif occupied Tunis and installed the first in a series of governors from the Hammadid family.”

“The island of Jirba off the coast of Tunisia was captured by the Hammadid fleet and Tunis recognized Hammadid authority.”

“At the beginning of his reign his authority was recognized in Qayrawan, Sfaqus and Tunis.”

Nomads and Crusaders, A.D. 1000-1368 By Archibald Ross Lewis

“Though they had lost Sigilmasa to the latter , they continued to control Wargla and a number of southern Tunisian oases”

Historical Dictionary of the Berbers (Imazighen) By Hsain Ilahiane

“al-Nasir pushed eastward and established influence on the coast from Sfax over Susa to Tripoli and advanced southward far into the Sahara.”