Ja'far ibn Muḥammad ibn Hārūn al-Mutawakkil ʿalā Allāh; March 822 – 11 December 861, commonly known by his regnal name al-Mutawwakil ala Allah, was the tenth Abbasid caliph from 847 until his assassin
Gold Dinar of Caliph al-Mutawakkil (847 – 861)
Destruction of the Tomb of Husain at Kerbela
Abu Dulaf Mosque is a famous mosque commissioned by the caliph in 859. The mosque is rectangular in shape, and consists of an open-air courtyard surrounded by corridors, with the qibla corridor being the largest. The mosque is among the largest mosques in the world measured by area, reaching 46,800 square metres (504,000 sq ft).
Built by al-Mutawakkil, the spiral minaret of the Great Mosque of Samarra (Iraq) was the largest mosque in the world during the 9th and 10th centuries, its spiral minaret is 52m.
Abū Jaʿfar Hārūn ibn Muḥammad al-Wathiq bi'Llah
Al-Mutawakkil
…al-Mutawakkil ʿalā Allāh, lit. 'He who relies on God'), was the tenth Abbasid caliph from 847 until his assassination in 861. He succeeded his brother, al-Wathiq (r. 842–847). He was deeply religious, and is remembered for discarding the Muʿtazila, ending the Mihna (a period of persecution of Islamic scholars…
Gold dinar of al-Wathiq, minted in Baghdad in 843
Death of Caliph al-Wathiq, Mughal miniature from the Tarikh-I Alfi (1594)