The adoption of a federal system of government in Nigeria under colonial rule was necessitated mainly by

The adoption of a federal system of government in Nigeria under colonial rule was mainly necessitated by administrative convenience and cultural diversity. Nigeria is a large and diverse country with various ethnic groups and cultures. It was difficult to govern such a vast territory from a centralized system. Also, the colonial government recognized that the various ethnic groups had their own languages, traditions, and ways of life, and that they needed to be given some autonomy in managing their affairs. Therefore, a federal system of government was seen as the best way to manage Nigeria's diverse ethnic groups and maintain administrative efficiency.