History of Africa usually governed by an "oba" and an "iwarefa", a council of chiefs who advised the "oba." by the 18th century, the Yoruba city-states formed a loose confederation, with the "Oni" of Ife as the head and Ife as the capital. As time went on, the individual city-states became more powerful with their "obas" assuming more powerful spiritual positions and diluting the authority of the "Oni" of Ife. Rivalry became intense among the city-states. The Oyo Empire rose in the 16th century. The Oyo state had been conquered in 1550 by the kingdom of Nupe, which was in possession of cavalry,
Yoruba people Tede, Upele, Usi-ekiti. Estimates of the Yoruba in Togo vary from around 500,000 to 600,000 people. There are both immigrant Yoruba communities from Nigeria, and indigenous ancestral Yoruba communities living in Togo. Footballer Emmanuel Adebayor is an example of a Togolese from an immigrant Yoruba background. Indigenous Yoruba communities in Togo, however can be found in the Togolese departments of Plateaux Region, Anie, Ogou and Est-Mono prefectures; Centrale Region and Tchamba Prefecture. The chief Yoruba cities or towns in Togo are: Atakpame, Anié, Morita, Ofe, Elavagnon, Kambole. Yoruba people or descendants can be found all over the world especially in