Columbia subject headings:
Africa--Politics and government--1960-
Caribbean Area--Politics and government--1945-
Harvard subject headings:
Africa--Politics and government
Black people--Politics and government
Caribbean Area--Politics and government
Ghana--History--Coup d'état, 1966
Grenada--History--American Invasion, 1983
Princeton subject headings:
Africa--Politics and government--1960-
Bishop, Maurice.
Caribbean Area--Politics and government--1945-
Nkrumah, Kwame, 1909-1972.