Columbia subject headings:
Liberalism--Spain--History--19th century.
Oliván, Alejandro, 1796-1878.
Spain--Politics and government--1814-1868--Philosophy.
Statesmen--Spain--Biography.
Harvard subject headings:
Liberalism--Spain--History--19th century
Oliván, Alejandro, 1796-1878.
Spain--Politics and government--1814-1868--Philosophy.
Princeton subject headings: