That ruler successfully besieged a city that had withstood 99 previous assaults, Djenné.
The legendary founder of this empire's precursor state killed a river demon with a spear, set up shop on Kukiya Island and was known as al-Yaman Za. A later ruler of this empire was allegedly taught magic by Madogo and attempted to build a canal from Lake Faguibine to Walata to defeat Akil. That ruler successfully besieged a city that had withstood 99 previous assaults, Djenné. Another ruler of this polity allied with the Tuaregs to take Air and Agadez, and, like Mali's Mansa Musa, went on an extravagant pilgrimage to Mecca in 1497, but a hundred years later this empire disintegrated after losing to a Moroccan army at the Battle of Tondibi. 10 points, name this empire centered at Gao, whose leaders included Ishaq II, Askia Muhammad and Sunni Ali.
The legendary founder of this empire's precursor state killed a river demon with a spear, set up shop on Kukiya Island and was known as al-Yaman Za.
Songhai Empire