It is found in western Nigeria and Cameroon.

His family has ruled the area, in central western Nigeria, for two generations.

In fact, the town was a major contributor of the products to the socio-economic development of the old western Nigeria.

It was banned in western Nigeria for sometime but was produced with great success in other parts of the country.

The region had long been agriculturally productive and, especially in western Nigeria, densely populated.

He was one of the most successful Cocoa merchants from western Nigeria.

The Egba are a clan of the Yoruba people who live in western Nigeria.

It is found in western Nigeria.

It is found in western Nigeria (the now destroyed Ilaro Forest).

Take, for instance, monarchical rule among the Yoruba, the people now concentrated in western Nigeria.