Donald Trump announced a 50 percent tariff on copper, a move that is sure to slow production and make prices skyrocket.

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

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

Copper futures (HG1:COM) extended their rally on Thursday, rising around 2% as traders reacted to U.S. President Donald Trump ...

() - President Donald Trump announced a 50% tariff on copper products sold in the United States effective Aug. 1.

Copper futures rose dramatically following President Trump's plan for a 50% import tariff, pushing domestic prices to a 25% ...

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

Copper prices in the United States jumped more than 12% to a record high above $12,330 per metric ton after U.S. President ...

U.S. President Donald Trump's announcement of a proposed 50% tariff on copper imports has raised concerns in Chile and Peru, ...

An indicator of copper import demand in top consumer China jumped 38% on Wednesday, suggesting robust appetite for the metal, ...

Major stock indexes were mixed in Asia as fatigue over tariff uncertainty set in.

With a 50pc US tariff on the cards, Donald Trump's trade war is creating concern and opportunity for investors in copper ...