Slated to go into effect next week, the tariff imposes a 25 percent tax on all foreign imports of steel and a 10 percent tax on foreign imports of aluminum.
In response, the EU may add a 25% tariff to American exports, which could affect brands including Levi's and Harley-Davidson.
"They've been talking with me". He called it "a slippery slope" to target only some countries with increased tariffs while exempting others.
Politicians aren't the only ones worries about what these tariffs could mean for Canada's economy.
But, whether this is true depends on whom you ask. "They've been brutal to us". "In practice, this is rarely the case, as countries use different data sources and statistical methods".
Canadian oil and gas industry purchases of U.S. goods and services are expected to have an impact of US$45.6 billion on the U.S. economy from 2017 through 2027, according to the Canadian Energy Research Institute.
Trump went on to suggest similar things are happening along the "northern border states with Canada, having to do with lumber and timber".
U.S. Department of Commerce Wilbur Ross recommended implementing tariffs last month based on a 262-page investigative report, finding that mounting steel and aluminum imports, particularly from China, were a threat to national security.
"The general consensus of the president was tariffs had to imposed, and they should be across the board without country exemptions", Navarro told CNN's Jake Tapper.
"I encourage the president to carefully consider all of the implications of raising the cost of steel and aluminum on American manufacturers and consumers", Sen.
"It's troubling to see an American administration revert to some of the failed policies of the past that not just discourages growth, but punishes [it]", Scheer said. "As soon as he exempts one country, his phone starts ringing from heads of state of other countries".
Steel prices have been increasing since the recession.
Trump, though, doesn't appear to be backing down.
Many Republican allies of Trump oppose the tariff plan. "The WTO will be watching the situation very closely".
In a sign of how much these numbers matter, Canada's ambassador to the U.S., David MacNaughton, cited U.S. data - not his country's own - in refuting Trump claiming a trade imbalance in December.