The Sahel, a semi-arid region in north-western Africa rich in natural and human resources, is struggling with several challenges, such as poverty, terrorism and failure of national and state apparatuses. There are a total of ten countries in the region where former colonial rulers hastily drew national boundaries for their own benefit. However, the people and community in the region are still defined by tribal affiliation. The formation of a modern nation-state created problems among these tribes....