Columbia subject headings:
International law.
International relations.
Nation-state.
Soviet Union--Foreign relations--1917-1945.
United Nations.
Harvard subject headings:
International law.
International relations
Nation-state.
Soviet Union--Foreign relations--1917-1945.
United Nations
Princeton subject headings:
International law.
International relations.
Nation-state.
Soviet Union--Foreign relations--1917-1945.
United Nations.