Abdullah II of Kanem explained

Abdullah II Kaday was the king of the Kanem–Bornu Empire from 1315 to 1335. The cousin of Ibrahim Nikale, he succeeded Nikale after Nikale lost a power struggle with the Yerima, the leader of the north. He was also the king who brought a return to the patrilineal succession of the earlier Sefuwa kings.^[1]

References

1. Book: General history of Africa, IV: Africa from the twelfth to the sixteenth century . University of California . 1984 . 978-92-3-101710-0 . Niane . Djibril Tamsir . 262 . en . 2024-02-20.