The president has published just 22 letters, many to minor trading partners like Brunei, Moldova and Sri Lanka.

President Donald Trump said his 50% tariff on copper imports will take effect on Aug. 1, noting he made the decision after a national security assessment.

Prices of clothing and shoes are expected to be particularly impacted by the tariffs, Yale University’s Budget Lab found.

President Donald Trump said the US would begin levying a 50% tariff on copper imports from Aug. 1, confirming a move that will hurt American producers of everything from automobiles to appliances.The higher-than-expected levy was signaled by Trump in comments to reporters on Tuesday,

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.

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

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

Global copper traders are offering cargoes to Chinese buyers as they look to offload metal no longer able to reach the U.S. before President Donald Trump's 50% copper tariff deadline.Trump said late on Wednesday he would impose the new tariff from August 1 to promote domestic production of everything from semiconductors to ammunition.

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

President Trump will wield 50% copper tariffs on August 1 as he promises more to come with countries such as Brazil in the crosshairs. Delta’s good news, Nvidia scores the first $4 trillion market cap milestone,