Ar-Radi, Abbasid caliph (born 909)

Al-Radi

20th Abbasid Caliph (r. 934–940)

Abu'l-Abbas Muhammad ibn Ja'far al-Muqtadir, usually simply known by his regnal name al-Radi bi'llah, was the twentieth Caliph of the Abbasid Caliphate, reigning from 934 to his death. He died on 23 December 940 at the age of 31. His reign marked the end of the caliph's…