The Empire of Karnem - Bornu was founded in the year 700  and lasted rhougly until 1380 which marked the end of its hight, whith its borders reaching al the way up to fezzan and in the east til nubia. at The game start however karnem - Bornu finds it self in a very bad position as it has lost many wars in the resent years losing most of its lands. These were conquered by yao and Air beign yourbiggest rivals at game start. Keep in mind however that your direct nihgbors may not htink to kind of you as you were/are enslaving there peopel to sell them to arabia and beyond.