Senior Counselor for Trade and Manufacturing Peter Navarro appeared on Newsmax Tuesday to discuss what he said are the national

Tariffs, if they are imposed, could boost U.S. production of a valuable resource but also raise costs for automakers, construction companies and others.

Top trade adviser Peter Navarro explained President Donald Trump’s tariff philosophy with the Daily Caller in an exclusive interview, noting that the president is trying to get Mexico, Canada, and China to take action on the deadly fentanyl crisis in the US.

The officials, briefing reporters on condition of anonymity, said it was premature to discuss a potential rate for the tariffs. Copper futures in New York surged nearly 5% for their biggest intraday gain since May last year.

The Commerce Department will investigate whether to slap tariffs on imports of copper, the latest manufacturing component — on top of aluminum and steel — to be swept up in the Trump administration's trade crackdown.

President Donald Trump signed an executive order Tuesday directing the Commerce Department to open an investigation into new potential tariffs for copper imports. The move came after the president placed 25% tariffs on steel and aluminum imports earlier and announced plans for a new reciprocal tariff strategy.

US President Donald Trump has ordered an investigation of copper imports in what is a first step toward potential tariffs on the metal. Administration officials said the White House wanted to find ways to boost US production of copper,

President Trump ordered Commerce to study whether tariffs are needed to reduce the U.S. reliance upon imported copper, needed for military equipment, data centers and electric vehicles.

U.S. President Donald Trump on Tuesday opened yet another front in his assault on global trade norms, ordering a new probe into possible new tariffs on copper imports to rebuild U.S. production of a metal critical to electric vehicles,

White House Senior Counselor for Trade & Manufacturing, Peter Navarro, discusses when to expect President Trump's 25% tariffs on Mexico and Canada, and also talks about the President considering tariffs on copper imports.