Background
BARROS East VASCONCELLOS, Mario was born on January 31, 1880 in Rio de Janeiro.
BARROS East VASCONCELLOS, Mario was born on January 31, 1880 in Rio de Janeiro.
Attaché, and successively third, second, and first official, of the Secretariat of State, Ministry of Foreign Affairs, 1906-1926. Member of the committee charged with the preparation of the annual report of the Ministry of Foreign Affairs, since 1912. Assistant to the director general of the Bureau of Accounts, Ministry of Foreign Affairs, 1918-1919.
Director of the Bureau of Boundaries and International Acts, Ministry of Foreign Affairs, 1919— 1922.
Secretary of the Brazilian delegation to the Fifth Pan-American Congress of Santiago de Chile, 1923. First official of the Bureau of Boundaries and International Acts, 1924.