Columbia subject headings:
Spain--History--Revolution, 1820-1823.
Spain--Politics and government--1813-1833.
Harvard subject headings:
Spain--History--Revolution, 1820-1823.
Spain--Politics and government--1813-1833.
Princeton subject headings:
Constitutional history--Spain.
Spain--Politics and government--1813-1833.
Spain. Cortes--History--19th century.