Columbia subject headings:
Asia--Foreign relations--Russia.
Asia--Foreign relations--Soviet Union.
Russia--Foreign relations--Asia.
Russia--Territorial expansion.
Soviet Union--Foreign relations--Asia.
Soviet Union--Territorial expansion.
Harvard subject headings:
Princeton subject headings:
Asia--Foreign relations--Soviet Union.
Russia (Federation)--Territorial expansion.
Soviet Union--Foreign relations--Asia.
Soviet Union--Territorial expansion.