Columbia subject headings:
Europe--Politics and government--476-1492.
Monarchy--Europe--History--To 1500.
State, The--History--To 1500.
Harvard subject headings:
Europe--Politics and government--To 1500.
Middle Ages.
Monarchy--Europe--History--To 1500.
Nation-state--History--To 1500.
State, The--History--To 1500.
Princeton subject headings:
Europe--Politics and government--History--To 1500.
Monarchy--Europe--History--To 1500.
Nation-state--History--To 1500.
State, The--History--To 1500.