Q
Hard 1 Mark
Islamic Studies Caliphate & Rulers: From the Rightly Guided Caliphs to the Ottoman Caliphate
Which Abbasid Caliph promoted the Mu'tazilah school of thought as state religion?
Explanation
Al-Ma'mun ar-Rashid (198–218 AH) made Mu'tazilah the state religion and had Greek, Persian and Indian books translated into Arabic. This was later reversed by Al-Mutawakkil.
Reference: Islamic Studies - Caliphate & Rulers , Page 8
Hint
Mu'tazilah was a rationalist theological school that dominated during Al-Ma'mun's reign.