Columbia subject headings:
Balance of power--History.
Economic history.
Europe--Civilization.
Europe--History.
Harvard subject headings:
Art--Political aspects--Europe--History.
Balance of power--History.
Economic history
Europe--Civilization.
Europe--History.
Power (Social sciences)--Europe--History.
Princeton subject headings:
Art--Political aspects--Europe--History.
Balance of power--History.
Economic history.
Europe--Civilization.
Europe--History.
Power (Social sciences)--Europe--History.