West Africa sway not only over most of the other kingdoms in Yorubaland, but also over nearby African states, notably the Fon Kingdom of Dahomey in the modern Republic of Benin to the west. The Benin Empire was a pre-colonial empire located in what is now southern Nigeria. Its capital was Edo, now known as Benin City, Edo. It should not be confused with the modern-day country called Benin, formerly called Dahomey. The Benin Empire was "one of the oldest and most highly developed states in the coastal hinterland of West Africa, dating perhaps to the eleventh century CE". The Benin Empire
Dahomey with surrounding populations; however, it also developed unique ceremonies, beliefs, and religious stories for the kingdom. These included royal ancestor worship and the specific vodun practices of the kingdom. Early kings established clear worship of royal ancestors and centralized their ceremonies in the Annual Customs of Dahomey. The spirits of the kings had an exalted position in the land of the dead and it was necessary to get their permission for many activities on earth. Ancestor worship pre-existed the kingdom of Dahomey; however, under King Agaja, a cycle of ritual was created centered on first celebrating the ancestors of the