Columbia subject headings:
Africa, Sub-Saharan--Economic conditions--1960-
Africa, Sub-Saharan--Politics and government--1960-
Africa, Sub-Saharan--Social conditions--1960-
Harvard subject headings:
Africa, Sub-Saharan--Foreign relations.
Africa, Sub-Saharan--History.
Africa--Colonization.
Princeton subject headings:
Africa--Colonization.
Africa--History.