Columbia subject headings:
Harvard subject headings:
France--History--Philip II Augustus, 1180-1223--Congresses.
Philip II, King of France, 1165-1223--Congresses.
Princeton subject headings:
France--Civilization--1000-1328--Congresses.
France--History--Philip II Augustus, 1180-1223--Congresses.
Philip II, King of France, 1165-1223.