Trump said his decision will be based on whether the price of oil charged by the two trading partners is fair, although the basis of his threatened tariffs pertains to stopping illegal immigration

Days before tariffs that have the potential to cripple Canada's economy are expected to come into effect, Canadian politicians are pushing the message that the country is cracking down on one of U.S.

Trump also indicated that he would proceed with tariffs on China. He didn’t specify the levy, though he’s previously said it would be 10%. Trump has said Beijing failed to follow through on promises to prevent fentanyl and the chemicals used to make the deadly drugs from flowing into the US.