Columbia subject headings:
Counterrevolutions--Nicaragua--History--20th century.
Military assistance, American--Nicaragua.
Nicaragua--Politics and government--1979-1990.
Subversive activities--Nicaragua.
Terrorism--Nicaragua--History--20th century.
Harvard subject headings:
Nicaragua--Foreign relations--United States.
Nicaragua--History--1979-1990.
United States--Foreign relations--Nicaragua.
Princeton subject headings: