It reached its zenith in the 16th century under Idris Alooma, and much of what is known about it comes from Heinrich Barth's discovery of the Diwan in 1851.
It had its foundations in the 9th-century Zaghawa tribe and its rulers include Umar ibn Idris, who relocated it to its second capital in the 14th century. Another figure, Ali Gaji, would retake its original capital after defeating the Bulala, the people who had displaced them to the other side of Lake Chad. It first converted to Islam under a man who claimed descent from the Yemeni hero Sayf ibn Dhi Yazan. That man, Hummay, founded the Sefuwa dynasty and moved this empire to its first major capital, Njimi. It reached its zenith in the 16th century under Idris Alooma, and much of what is known about it comes from Heinrich Barth's discovery of the Diwan in 1851. FTP, identify this African empire named after the two regions it inhabited.
It had its foundations in the 9th-century Zaghawa tribe and its rulers include Umar ibn Idris, who relocated it to its second capital in the 14th century.
Kanem-Bornu (accept Bornu before "second capital")