The Caliph al-Maʾmūn Date of Birth: 786 Place of Birth: Baghdad Date of Death: 833 Place of Death: Tarsus
As his name indicates, ʿAbdallāh ibn Hārūn was the son of the Caliph Hārūn al-Rashīd. Declared second heir after his brother al-Amīn, he established himself as governor of Khurāsān during his brother's caliphate. In 810, tensions between the two erupted into open hostility, and by 813…
Cite this page
“Abū l-ʿAbbās ʿAbdallāh ibn Hārūn al-Maʾmūn”, in:
Christian-Muslim Relations 600 - 1500, General Editor David Thomas.
Consulted online on 20 January 2020 <http://dx.doi.org/10.1163/1877-8054_cmri_COM_23655>