For 10 points, name this West African empire with capital at Niani and a major trading post at Timbuktu.
Its imperial charter established the Gbara, or Grand Assembly, to which 29 clans each had a representative. Its origin can be found in the battle of Kirina, in which Sumanguru Soso was defeated by the Mandinka under Sundiata Keita. While a general named Sagmandia recaptured the city of Gao for it, a noted ruler went on hajj in 1324 and gave away so much gold that its value hyperinflated in Egypt. In addition to Musa, several other mansas ruled this empire, which was largely subsumed by Songhai. For 10 points, name this West African empire with capital at Niani and a major trading post at Timbuktu.
Its imperial charter established the Gbara, or Grand Assembly, to which 29 clans each had a representative.
{Mali}