Columbia subject headings:
Central America--Foreign relations--United States.
Central America--Politics and government--1979-
Civil rights--Central America--History--20th century.
United States--Foreign relations--Central America.
Violence--Central America--History--20th century.
Harvard subject headings:
Central America--Foreign relations--United States.
Central America--Politics and government--1979-
Civil rights--Central America--History--20th century.
United States--Foreign relations--Central America.
Violence--Central America--History--20th century.
Princeton subject headings: