Hassan al-Mustadi Ibn Yusuf al-Mustanjid (1142 - 1180) was the Abbasid Caliph in Baghdad from 1170 to 1180. Like his predecessor, he continued to occupy a more or less independent position, with a Vazir and courtly surroundings, and supported by only a small force sufficient for an occasional local campaign. During his reign Saladin ended the Fatimid caliphate, became the sultan of Egypt and declared his allegiance to the Abbasids. The famous chronicler Ibn Abu-al-Faraj ibn Al-Jawzi wrote that h… (More on Al-mustadi)