The Republican leader did not elaborate on which countries would be charged how much tariffs, or if the tariffs would be charged at higher rates on certain goods.

US President Donald Trump said that his administration will start sending out letters to trading partners on Friday setting unilateral tariff rates, which he said countries would have to begin paying on Aug.

President Donald Trump said Washington will start sending letters to countries on Friday (July 4) specifying what tariff rates they will face on imports to the United States, a clear shift from earlier pledges to strike scores of individual deals.