Columbia subject headings:
Harvard subject headings:
Latin America--History--Wars of Independence, 1806-1830
Portugal--Foreign relations--Spain
Portugal--History--1789-1900
Revolutions--Latin America
Spain--Foreign relations--Portugal
Spain--History--Bourbon Restoration, 1814-1868
Princeton subject headings:
Latin America--History--Wars of Independence, 1806-1830.
Portugal--Foreign relations--Spain.
Portugal--History--1789-1900.
Revolutions--Latin America.
Spain--Foreign relations--Portugal.
Spain--History--Bourbon Restoration, 1814-1868.