Death of al-Ma’mun
Death of an enemy of the Ahl al-Bayt Strength of evidence: Weak
Al-Ma’mun, the Abbasid caliph held responsible for Imam al-Reza’s martyrdom, died at Budandun near Tarsus during a campaign against Byzantium in 218 AH.
- Other views
- Sources give dates between 16 and 19 Rajab.
- Sources
- تاریخ الامم و الملوک (تاریخ طبری)
- مروج الذهب، مسعودی
- ویکیشیعه: مأمون عباسی