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

🤦🏼♀️ Good god, Trump is actively trying to destroy whole industries on his way out the door. Forget the defense industry, this decimates the construction industry. Between his tariffs on lumber, steel, and COVID his first term — how many times can he screw over builders his second… https://t.co/9HFPYELoVj

The planned 50% tariff on copper imports may turn out to be the biggest own goal of U.S. President Donald Trump's ongoing trade war with the rest of the world.

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

"America will, once again, build a DOMINANT Copper Industry," Trump said in a post on his Truth Social media platform.

Trump said on Tuesday that he would impose a 50% tariff on copper. Though the remarks were light on specifics, his comments sent the metal to all-time highs.

Copper futures rose dramatically following President Trump's plan for a 50% import tariff, pushing domestic prices to a 25% premium over global markets amid growing demand.

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.

U.S. President Donald Trump said Thursday that the 50% tariff on copper imports, which he announced earlier on Tuesday, will begin on Aug. 1. The decision was made after he received a national security assessment, Trump said in a post on Truth Social.

President Donald Trump said Tuesday he’s imposing a new 50% tariff on all copper. However, it’s unclear when the new tariff would take effect.

President Donald Trump has sent letters to 14 countries outlining higher tariffs they’ll face if they don’t make trade deals with the U.S. by Aug. 1