Columbia subject headings:
Liberalism--Spain--History--19th century.
Liberalism--Spain--History--20th century.
Spain--History--19th century.
Spain--History--20th century.
Harvard subject headings:
Krause, Karl Christian Friedrich, 1781-1832--Influence.
Political culture--Spain--History.
Representative government and representation--Spain--History.
Republicanism--Spain--History.
Princeton subject headings:
Krause, Karl Christian Friedrich, 1781-1832--Influence.
Political culture--Spain--History.
Representative government and representation--Spain--History.
Republicanism--Spain--History.