Agreements between the government of the United Kingdom of Great Britain and Northern Ireland, on their own behalf and on behalf of the government of the Federation of Rhodesia and Nyasaland, and the government of Portugal with regard to the Northern Rhodesia-Angola frontier (with annexes) : and with regard to certain Angolan and Northern Rhodesian natives living on the Kwando River (with exchange of notes and further note from the Portuguese government) : Lisbon, November 18, 1954