Nigeria - Wikipedia
Nigeria (/ n aɪ ˈ dʒ i r i ə / ), officially the Federal Republic of Nigeria, is a country in West Africa.It is the most populous country in Africa; geographically situated between the Sahel to the north, and the Gulf of Guinea to the south in the Atlantic Ocean; covering an area of 923,769 kilometres (574,003 mi), with a population of over 211 million.. Nigeria borders Niger in the north ...