Volta River its curved course. Volta River The Volta River is the main river system in the West African country of Ghana. It flows into Ghana from Bobo-Dioulasso highlands of Burkina Faso. The main part of the river are the Black Volta, the White Volta, and the Red Volta. In the northwest, the Black Volta forms the international boundaries between the Ivory Coast, Ghana, and Burkina Faso. The Volta flows southward along Akwapim-Togoland highlands, and it empties into the Atlantic Ocean at the Gulf of Guinea at Ada. It has a smaller tributary river, the Oti, which enters Ghana from Togo in
Upper Senegal and Niger Division of the Colony of Upper Senegal and Niger and the Creation of the Colony of Upper Volta" of 1 March 1919, which divided the colony into two distinct units: The colony of Upper Senegal and Niger is perhaps remembered most often by philatelists, since it issued a number of postage stamps during its existence. Upper Senegal and Niger Upper Senegal and Niger () was a colony in French West Africa, created on from colonial Senegambia and Niger by the decree "For the Reorganisation of the general government of French West Africa". At its creation, the "Colony of Upper Senegal