Text this: Tariff bargaining under most-favored-nation treaties. Letter from the Chairman of the United States Tariff Commission, transmitting, in partial response to S. Res. 325, Seventy-second Congress, certain information relative to tariff bargaining under conditional and unconditional most-favored-nation treaties, list of commercial treaties of the United States now in force, and list of treaties of all nations in force on January 1, 1933, pledging most-favored-nation treatment in regard to import duties.