"America will, once again, build a DOMINANT Copper Industry," Trump said in a post on his Truth Social media platform.

The exchange with Brazil suggests Trump also sees tariffs as a tool to influence other policies of foreign countries.

President Donald Trump announced a 50-percent tariff Wednesday targeting Brazil as he blasted the trial of the country's ...

President Trump is amping up trade threats, again unveiling a new batch of letters to country leaders outlining tariffs on ...

President Donald Trump sent out a slew of letters Wednesday to some global trading partners, advising them of tariff levels ...

U.S. President Donald Trump announced on Wednesday he would introduce a steep 50% tariff on Brazil, as he blasted the trial ...

What Happened in Markets Today Copper prices—and mining stocks—rose after Trump confirmed a 50% tariff on the metal will take ...

The US President also issued a round of tariff letters to seven minor trading partners: the Philippines, Brunei, Moldova, ...

President Trump is again amping up his trade threats, unveiling a new batch of letters to country leaders outlining tariffs ...

President Donald Trump said he is considering 50% tariffs on imports from Brazil over the prosecution of its former president ...

Trump unleashes 50% tariffs on copper, Brazil in explosive trade salvo File photo: A train loaded with sheets of copper cathode at the copper cathode plant, at BHP Billiton's Escondida, the world ...