History of Nigeria city-states. A state council (the "Oyo Mesi") named the "Alaafin" (king) and acted as a check on his authority. Their capital city was situated about 100 km north of present-day Oyo. Unlike the forest-bound Yoruba kingdoms, Oyo was in the savanna and drew its military strength from its cavalry forces, which established hegemony over the adjacent Nupe and the Borgu kingdoms and thereby developed trade routes farther to the north. The Benin Empire (1440–1897; called "Bini" by locals) was a pre-colonial African state in what is now modern Nigeria. It should not be confused with the modern-day country called Benin,
Yoruba people by a significant proportion of the populations of Nigeria, Benin and Togo. The Yoruba faith, variously known as Aborisha, Orisha-Ifa or simply (and erroneously) Ifa, is commonly seen as one of the principal components of the African traditional religions. Orisa'nla, also known as Ọbatala, was the arch-divinity chosen by Olodumare, the Supreme God, to create solid land out of the primordial water that then constituted the earth and populating the land with human beings molded out of clay. The Yorùbá religion comprises the traditional religious and spiritual concepts and practices of the Yoruba people. Its homeland is in Southwestern Nigeria