Columbia subject headings:
Nicaragua--Foreign relations--United States--Congresses.
Nicaragua--Politics and government--1979-1990--Congresses.
Reagan, Ronald--Congresses.
United States--Foreign relations--1981-1989--Congresses.
United States--Foreign relations--Nicaragua--Congresses.
Harvard subject headings:
Nicaragua--Foreign relations--United States--Congresses.
Nicaragua--Politics and government--1979-1990--Congresses.
Reagan, Ronald--Congresses.
United States--Foreign relations--1981-1989--Congresses.
United States--Foreign relations--Nicaragua--Congresses.
Princeton subject headings:
Nicaragua--Foreign relations--United States--Congresses.
Nicaragua--Politics and government--1979-1990--Congresses.
Reagan, Ronald--Congresses.
United States--Foreign relations--1981---Congresses.
United States--Foreign relations--Nicaragua--Congresses.