President Donald Trump announced on Wednesday night that the United States will impose a 50 percent tariff on copper, effective August 1. Trump wrote on Truth Social that he came to the decision after a "robust NATIONAL SECURITY ASSESSMENT."

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

President Donald Trump announced that the United States will impose a 50% tariff on all copper imports starting August 1. The decision threatens to disrupt a global supply chain for one of the key inputs for the American industry and a crucial commodity for the green technology transition.

Copper shipments into the United States are expected to accelerate in the coming weeks in a final scramble to get metal across the border before U.S. President Donald Trump's higher than expected 50% tariff on imported copper takes effect.

President Donald Trump has launched a wave of Section 232 tariffs and investigations, seeking to protect U.S. national security. These nine graphics show the scale and structure of U.S. reliance on

Donald Trump's 50% tariff on Brazilian imports has ignited a diplomatic clash with President Lula, who decried “tutelage” and vowed retaliation. Trump defends Bolsonaro amidst his trial for allegedly plotting a coup,

United States President Donald Trump's proposed 50% tariff on copper imports would affect Mexican exports worth around US $1 billion per year.

U.S. President Donald Trump's 50% tariff on copper has placed a record premium on prices of the metal in the United States that is likely to ease over the coming months as a stockpile created by traders anticipating the levy works through the system.

“The U.S. has been sucking in lots of copper that it didn’t really need from around the world,” Albert Mackenzie is a copper analyst at Benchmark Mineral Intelligence. President Trump had signaled that the tariffs were coming months ago, prompting many U.S. buyers to stockpile copper ahead of time.

Chile, the world's biggest copper producer, said Wednesday it was awaiting an "official" follow-up on US President Donald Trump's announcement of a 50 percent tariff on imports of the metal. State-owned copper giant Codelco,