Columbia subject headings:
Civilization, Slavic.
Europe, Eastern--History.
Lithuania--History.
Poland--History.
Russia--History.
Soviet Union--History.
Harvard subject headings:
Lithuania--Foreign relations--Russia.
Poland--Foreign relations--Russia.
Poland--History, Military
Russia--Foreign relations--Lithuania.
Russia--Foreign relations--Poland.
Russia--History, Military.
Princeton subject headings:
Lithuania--Foreign relations--Russia.
Poland--Foreign relations--Russia.
Poland--History, Military.
Russia--Foreign relations--Lithuania.
Russia--Foreign relations--Poland.
Russia--History, Military.