Columbia subject headings:
Harvard subject headings:
Andalusia (Spain)--Boundaries.
Castile (Spain)--Boundaries.
Military religious orders--Spain--History.
Spain--Boundaries.
Spain--History, Military.
Spain--History--711-1516.
Princeton subject headings:
Christians--Spain--History--Congresses.
Muslims--Spain--History--Congresses.
Spain--Boundaries--Congresses.
Spain--History--711-1516--Congresses.