Columbia subject headings:
Harvard subject headings:
Brazil--History--To 1822--Sources.
Brazil--Relations (general) with the Rio de la Plata region.
Brazil--Relations--Rio de la Plata Region (Argentina and Uruguay).
Rio de la Plata Region (Argentina and Uruguay)--History--Sources.
Rio de la Plata Region (Argentina and Uruguay)--Relations--Brazil.
Princeton subject headings:
Brazil--History--To 1822--Sources.
Brazil--Relations (general) with the Rio de la Plata region.
Rio de la Plata Region (Argentina and Uruguay)--History--Sources.
Rio de la Plata Region (Argentina and Uruguay)--Relations (general) with Brazil.