The Sultanate of Kano was a Hausa kingdom in the north of what is now Nigeria that dates back to 1349, When the then King of Kano; Ali Yaji (1349-1385) dissolved the cult of Tsumbubra, accepted Islam and proclaimed Kano a Sultanate. before 1000 AD, Kano had been ruled as an Animist Hausa Kingdom. The Sultanate lasted until the Fulani jihad in 1805 and the assassination of the Last Sultan of Kano in 1807. The Sultanate was then replaced by the Kano Emirate, subject to the Sokoto Caliphate.