West African nations are a group of countries located in the western part of the African continent. This region includes countries such as Nigeria, Ghana, Senegal, and Mali. These nations are known for their diverse cultures, languages, and histories, with over 250 ethnic groups and numerous languages spoken across the area. Economically, West African nations are rich in natural resources, including oil, gold, and cocoa. The region is part of various economic communities, such as the Economic Community of West African States (ECOWAS), which promotes trade and cooperation among member countries.