Columbia subject headings:
Harvard subject headings:
Brazil--Foreign relations--Portugal.
Brazil--Politics and government--1822-1889.
Brazil--Politics and government--1889-1930.
Portugal--Foreign relations--Brazil.
Princeton subject headings:
Brazil--Civilization--Portuguese influences.
Brazil--Emigration and immigration--History.
Brazil--Politics and government--1822-1889.
Brazil--Politics and government--1889-1930.
Brazil--Relations--Portugal.
Decolonization--Brazil.
Immigrants--Brazil--History.
Portugal--Emigration and immigration--History.
Portugal--Relations--Brazil.
Portuguese--Brazil--History.