Columbia subject headings:
Nonviolence.
United States--Foreign relations--1945-1989.
United States--Politics and government--1945-1989.
Harvard subject headings:
Nonviolence.
United States--Foreign relations--1945-1989.
United States--Politics and government--1945-1989.
Princeton subject headings:
Nonviolence.
United States--Foreign relations--1945-1989.
United States--Politics and government--1945-1989.