Columbia subject headings:
France--History--Medieval period, 987-1515--Congresses.
Great Britain--History--Plantagenets, 1154-1399--Congresses.
Harvard subject headings:
France--History--Medieval period, 987-1515--Congresses.
Great Britain--History--Plantagenets, 1154-1399--Congresses.
Plantagenet, House of--Congresses.
Princeton subject headings: