Al-Ma'mun reign (14 janv. 813 – 18 juin 833)
Description:
Some historians believe that the recent build of Baghdad, the caliphs founded centers of story, including the Beyt al-Hikma, or House of Wisdom can be partly credited to Al-Ma'mun but some give credit to earlier caliphs.Ajouté au bande de temps:
Date:
14 janv. 813
18 juin 833
~ 20 years