Mu'tazilism

Abū al-ʿAbbās Abd Allāh ibn Hārūn al-Maʾmūn (; 14 September 786 – 9 August 833), better known by his regnal name '''al-Ma'mun''' (), was the seventh Abbasid caliph, who reigned from 813 until his death in 833. His leadership was marked by the power and prosperity of the Abbasid Caliphate, al-Ma'mun promoted the Graeco-Arabic translation movement, the flowering of learning and the sciences in Baghdad, and the publishing of al-Khwarizmi's book now known as "Algebra", making him one of the most important caliphs in the Islamic Golden Age. He is also known as a proponent of the rational Islamic th

'''Mu'tazilism''' (, singular ) is an Islamic theological school that appeared in early Islamic history and flourished in Basra and Baghdad. Its adherents, the Mu'tazilites, were known for their neutrality in the dispute between Ali and his opponents such as Mu'awiya after the death of the third caliph, Uthman. By the 10th century the term al-muʿtazilah had come to refer to a distinctive Islamic school of speculative theology (kalām). This school of theology was founded by Wasil ibn Ata.

Abū Isḥāq Muḥammad ibn Hārūn al-Rashīd (; October 796 – 5 January 842), better known by his regnal name al-Muʿtaṣim biʾllāh (, ), was the eighth Abbasid caliph, ruling from 833 until his death in 842. When al-Ma'mun died unexpectedly on campaign in August 833, al-Mu'tasim was thus well placed to succeed him, with the support of the powerful chief , Ahmad ibn Abi Duwad, he continued to implement the rationalist Islamic doctrine of Mu'tazilism and implementing policy.

'''Abū Jaʿfar Hārūn ibn Muḥammad al-Wathiq bi'Llah (; 18 April 81210 August 847), commonly known by his regnal name al-Wathiq bi'Llah''' (), was an Abbasid caliph who reigned from 842 until his death in 847.

Aghlabid emir of Ifriqiya Tunisia (756-812)

Aghlabid emir of Ifriqiya

thumb|right|300px|Map of the Mihna and events associated with itThe Mihna () was a period of religious persecution instituted by the Abbasid caliph al-Ma'mun in 833 in which Sunni scholars were punished, imprisoned, or even killed unless they conformed to Mu'tazilite doctrine. The policy lasted for eighteen years (833–851) as it continued through the reigns of al-Ma'mun's immediate successors, al-Mu'tasim and al-Wathiq, and four years of al-Mutawakkil who reversed it in 851.

Muslim philosopher, Mu'tazilite from Basra

doctrine that the Qur’an was created, rather than having always existed; significant point of contention in early Islam