Columbia subject headings:
El Salvador--Foreign relations--United States.
Guatemala--Foreign relations--United States.
Military assistance, American--El Salvador.
Military assistance, American--Guatemala.
Political persecution--El Salvador.
Political persecution--Guatemala.
United States--Foreign relations--El Salvador.
United States--Foreign relations--Guatemala.
Harvard subject headings:
El Salvador--Foreign relations--United States.
Guatemala--Foreign relations--United States.
Military assistance, American--El Salvador.
Military assistance, American--Guatemala.
Political persecution--El Salvador.
Political persecution--Guatemala.
United States--Foreign relations--El Salvador.
United States--Foreign relations--Guatemala.
Princeton subject headings:
Central America--Foreign relations--United States.
Central America--Politics and government.
United States--Foreign relations--Central America.
United States--Politics and government--1945-1989.