Al-Musta'sim (1212–1258)
Born 1212 CE, died 1258 CE.
Abu Ahmad Abdallah ibn al-Mustansir bi'llah (Arabic: أبو أحمد عبد الله بن المستنصر بالله), better known by his regnal title Al-Mustaʿṣim bi-llāh (Arabic: المستعصم بالله; 1213 – 20 February 1258), was the 37th and last caliph from the Abbasid dynasty ruling from Baghdad. He held the title from 1242 until his death in 1258.
Text from the Wikipedia article Al-Musta'sim, licensed CC BY-SA 4.0.