Copper is used in a wide variety of products from electronics, wiring, machinery and cars. The U.S. produces a majority of the copper it uses but still imports large quantities, primarily from

U.S. President Donald Trump announced on Wednesday a new 50% tariff on copper to start on August 1 in a bid to promote domestic development of an industry critical to defense, electronics and automobiles.

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U.S. President Donald Trump ramped up his tariff assault on Canada on Thursday, saying the United States would impose a 35 percent tariff on imports next month.

Chilean copper miner Antofagasta sees opportunity for its stalled copper project in the U.S. following President Donald Trump's move to impose 50% import tariffs on the metal, CEO Ivan Arriagada said on Thursday.

President Donald Trump said on Wednesday his administration will charge Brazil with a 50% tariff on products sent to the U.S. starting August 1 while the Republican leader also expressed support for former Brazilian President Jair Bolsonaro.