Columbia subject headings:
Brazil--Foreign relations.
Brazil--History--1930-1945.
World War, 1939-1945--Brazil.
Harvard subject headings:
Princeton subject headings:
Brazil--Foreign relations--1930-1945.
Brazil--Politics and government--1930-1945.
Vargas, Getúlio, 1883-1954.
World War, 1939-1945--Brazil.