Columbia subject headings:
Conservatism--El Salvador.
El Salvador--Politics and government--19th century.
Liberalism--El Salvador.
Harvard subject headings:
Conservatism--El Salvador--History--19th century.
Conservatism--El Salvador.
El Salvador--Politics and government--19th century.
Liberalism--El Salvador--History--19th century.
Liberalism--El Salvador.
Princeton subject headings:
Conservatism--El Salvador--History--19th century.
Liberalism--El Salvador--History--19th century.