Columbia subject headings:
Caribbean Area--Relations--United States.
United States--Relations--Caribbean Area.
Harvard subject headings:
Caribbean Area--History
Caribbean Area--Politics and government
Cuba--History--1895-
Cuba--Politics and government--1895-
Puerto Rico--History--1898-1952
Puerto Rico--Politics and government--1898-1952.
Princeton subject headings:
Caribbean Area--Relations--United States.
United States--Relations--Caribbean Area.