Columbia subject headings:
Europe, Eastern--History--Autonomy and independence movements.
World War, 1914-1918--Europe, Eastern.
Harvard subject headings:
Europe, Eastern--History--Autonomy and independence movements.
World War, 1914-1918--Europe, Eastern.
Princeton subject headings:
Europe, Eastern--History.
Europe, Eastern--Politics and government.
World War, 1914-1918--Europe, Eastern.