What is a nation-state considered to be in Africa?

In Africa, a nation-state is considered to be a sovereign state that is recognized as a political entity with a defined territory, a permanent population, a government, and the ability to enter into relations with other states. It is typically characterized by a shared sense of national identity, culture, language, and history among its citizens. Examples of nation-states in Africa include Nigeria, South Africa, Egypt, and Kenya.

A country