U.S. President Donald Trump on Tuesday ordered a probe into possible tariffs on copper imports to rebuild U.S. production of ...

Tariffs, if they are imposed, could boost U.S. production of a valuable resource but also raise costs for automakers, ...

President Donald Trump opened yet another front on Tuesday in his assault on global trade norms, ordering a probe into ...

President Trump ordered Commerce to study whether tariffs are needed to reduce the U.S. reliance upon imported copper, needed ...

WASHINGTON (AP) — President Donald Trump on Tuesday directed the government to consider possible tariffs on copper, the ...

A Trump administration investigation into copper imports has led to an after-hours rise of 20 cents per pound in Comex copper ...

The United States produces domestically just over half the refined copper it consumes each year. More than two-thirds of that ...

White House officials said the copper investigation was prompted by a national security threat, not trade imbalances.

Donald Trump ordered an investigation Tuesday into possible levies on US copper imports, with officials citing a need to ...

Favorable geological formations and historic mining activity give some states a significant edge in producing critical minerals.