Columbia subject headings:
Geopolitics--Spain.
Human territoriality--Spain--History.
Spain--History--Charles III, 1759-1788.
Spain--Politics and government--1759-1788.
Harvard subject headings:
Geopolitics--Spain--History.
Human territoriality--Spain--History.
Spain--History--Charles III, 1759-1788.
Spain--Politics and government--1759-1788.
Princeton subject headings: