ʿAbbās ibn ʿAbd al-Muṭṭalib

…ʿAlī’s family, however, but on ʿAbbās ibn ʿAbd al-Muṭṭalib, an uncle of the Prophet. With much support from the mawālī and from supporters of ʿAlī’s family, the ʿAbbāsids succeeded in unseating the Umayyads in 750. The ʿAbbāsid dynasty went on to empower the mawālī but abandoned loyalists to ʿAlī’s family,…

…uncle of the Prophet Muhammad, al-ʿAbbās (died c. 653) of the Hashemite clan of the Quraysh tribe in Mecca. From about 718, members of his family worked to gain control of the empire from the Umayyads and, by skillful propaganda, won much support, especially from Shiʿi Arabs and Persians in…