A look at White House claims about Canada's drug enforcement efforts

President Donald Trump speaks with reporters before walking across the South Lawn of the White House to board Marine One en route to Joint Base Andrews, Md., Friday, Aug. 1, 2025, in Washington. THE CANADIAN PRESS/AP, Jacquelyn Martin

The United States made good on its promise to slap hefty tariffs on Canada Friday as the countries failed to reach a trade deal by U.S. President Donald Trump's Aug. 1 deadline.

A from the White House said Canada's "failure" to address the opioid crisis was part of the reason for going ahead with the 35 per cent tariffs on certain goods from Canada.