Nigeria, Côte d’Ivoire and Mali show how Washington is navigating security, commerce and sovereignty in a changing West Africa regional order.

The Trump administrations top diplomat for Africa has embarked on a three-country tour of West Africa, a trip that signals Washingtons renewed push to strengthen its influence in…

Nigeria, Côte d’Ivoire and Mali show how Washington is navigating security, commerce and sovereignty in a changing West Africa regional order.