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

President Trump wants America to produce more of the much-needed mineral, but a 50 percent tariff could undermine his aim of ...

The president was following through on an earlier statement that he would target a key metal used for semiconductors, lithium ...

The planned 50% tariff on copper imports may turn out to be the biggest own goal of U.S. President Donald Trump's ongoing ...

President Donald Trump says he will put a 50% tariff on copper imports before noting the value of the versatile metal.

Donald Trump announced a 50 percent tariff on copper, a move that is sure to slow production and make prices skyrocket.

Copper shipments into the United States are expected to accelerate in the coming weeks in a final scramble to get metal ...

President Donald Trump announced on Wednesday night that the United States will impose a 50 percent tariff on copper, ...

U.S. President Donald Trump's announcement of a proposed 50% tariff on copper imports has raised concerns in Chile and Peru, ...

Prices for the metal hit a record high after the president suggested a higher rate than many analysts were expecting.

Trump's announcement on Tuesday propelled prices on U.S. platform COMEX to a record $5.6820 a lb or $12,526 a metric ton, a ...

"We highlight Prysmian as a relative tariff winner," analysts at Citi said in a note, pointing Prysmian's U.S. low-voltage ...