Columbia subject headings:
Civilization, Medieval.
France--Politics and government--987-1328--Congresses.
Great Britain--History--Plantagenets, 1154-1399--Congresses.
Great Britain--Politics and government--1154-1399--Congresses.
Plantagenet, House of--Congresses.
Harvard subject headings:
England--Civilization--1066-1485--Congresses.
Great Britain--History--Plantagenets, 1154-1399--Congresses.
Plantagenet, House of--Congresses.
Princeton subject headings:
Civilization, Medieval.
France--Politics and government--987-1328--Congresses.
Great Britain--History--Plantagenets, 1154-1399--Congresses.
Great Britain--Politics and government--1154-1399--Congresses.
Plantagenet, House of--Congresses.