Berber Revolt tax-collectors finally broke Berber patience. It is reported that following Ubayd Allah ibn al-Habhab's instructions to extract more revenues from the Berbers, Omar ibn al-Moradi, his deputy governor in Tangiers, decided to declare the Berbers in his jurisdiction a 'conquered people' and consequently set about seizing Berber property and enslaving persons, as per the rules of conquest, the 'caliphal fifth' was still owed to the Umayyad state (alternative accounts report he simply doubled their tribute). This was the last straw. Inspired by the Sufrite preachers, the North African Berber tribes of western Morocco - initially, the Ghomara, Berghwata and Miknasa
Northern Berber languages fall into three groups: The eastern boundaries of the North Berber varieties are uncertain. Some linguists include the Nafusi and Ghadames languages, while others do not. Most regard Ghadamès as lying outside of Northern Berber, but the "Ethnologue" does not. There is no authoritative answer as to whether the Northern Berber varieties constitute a language rather than a dialect. Some academics believe that not only Northern Berber but all the Berber languages are dialects of a single language, whereas others come up with much higher counts. At any rate, mutual comprehensibility among the Northern Berber varieties is high, though not