U.S. President Donald Trump announced on Wednesday a 50% tariff on copper, saying on social media that it would be effective ...

Manufacturers and construction companies — as well as consumers — would face higher prices if the U.S. jacks up tariffs on ...

The U.S. will impose 50% tariffs on global imports of copper effective on Aug. 1, President Trump posted online on Wednesday.

By David Lawder, Andrea Shalal and Julia Payne WASHINGTON/BRUSSELS (Reuters) -U.S. President Donald Trump launched his global ...

The time required to bring new marginal copper production online is measured in years, not months, one executive said.

Trump also said he would soon announce tariffs “at a very, very high rate, like 200%,” on pharmaceutical imports.

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

Donald Trump's mooted 50% tariff on copper imports into America has sharply exacerbated what was already a dislocation ...

President Trump's threatened 50% copper tariffs have boosted prices for the metal in the U.S. far ahead of anywhere else, ...

Copper retreated from record highs on Wednesday as industry watchers grappled with what a 50% tariff rate on imports would do ...

Trump said on Tuesday that he would impose a 50% tariff on copper. Though the remarks were light on specifics, his comments ...

Futures contracts hit a record price after the president announced plans for a 50 percent tariff on the metal, driving up ...