October 10, 1933.
Pan American anti-war treaty of nonaggression and conciliation. Signed at Rio de Janeiro, October 10, 1933; adhered to on behalf of the United States, subject to ratification, April 27, 1934; adherence advised by the Senate, subject to a reservation, June 15, 1934; adherence ratified by the President, subject to the said reservation, June 27, 1934; instrument of adherence of the United States deposited with the Government of the Argentine Republic, August 10, 1934; proclaimed, March 11, 1936.
By the President of the United States of America
Pan American anti-war treaty of non-aggression and conciliation.