Al-Mustazhir

Abu'l-Abbas Ahmad ibn Abdallah al-Muqtadi usually known simply by his regnal name Al-Mustazhir billah was the Abbasid Caliph in Baghdad from 1094 to 1118. He succeeded his father al-Muqtadi as the Caliph. The main and important events during his reign are; appearance of the First Crusade in Western Syria, Muslim protest in Baghdad against crusaders, his efforts to help Mawdud to organize several expeditions to reconquer lands from the Crusaders.