Commerce Secretary Howard Lutnick said Sunday that the Trump administration's threatened 25% tariffs on steel and aluminum imports will start Wednesday and tariffs on Canadian dairy and lumber products will go into effect on April 2.

Hassett said the U.S. has seen that Mexico and Canada have made progress to stop fentanyl from coming into the country, which allowed for Trump to sign tariff exemptions for most

"As we've watched them make progress on the drug war, then we've relaxed some of the tariffs that we put on them, because they're making progress."

In an interview Sunday on ABC News' "This Week," President Trump’s top economic aide, Kevin Hassett, said the Trump administration launched a drug war, not a trade war, with Canada and Mexico. The tariffs are "part of a negotiation to get Canada and Mexico to stop shipping fentanyl across our borders,