US President Donald Trump has sent letters to six countries, detailing new tariff rates as part of his ongoing trade negotiations, raising concerns about international relations and economic impacts.

Copper futures rose dramatically following President Trump's plan for a 50% import tariff, pushing domestic prices to a 25% ...

Copper prices on Comex settled more than 3% lower Wednesday after ending a day earlier at [their highest on record.]( ...

Speculations are rife that an official announcement could be on the cards, with reports claiming that a mini-trade agreement ...

Metal stocks ended lower on Wednesday amid concerns after US President Donald Trump unveiled sweeping new measures, including a 50 per cent tariff on copper ...

President Donald Trump mentioned Tuesday — almost in passing — that he planned to impose a 50% tariff on copper imports. It ...