Al-Mustadi

Abu Muhammad Hasan ibn Yusuf al-Mustanjid (Arabic: أبو محمد حسن بن يوسف المستنجد; 1142 – 27 March 1180) usually known by his regnal titleal-Mustadi (Arabic: المستضيء بأمر الله) was the Abbasidcaliph in Baghdad from 1170 to 1180. He succeeded his father al-Mustanjid.