This was totally the right move, if for no other reason than it's the only thing that this US admin will respect in the long run. Being in Canada though this does look v. short sighted of the US. All this is going to achieve is pushing Canada much closer to other countries, particularly China, which at least superficially these negotiations were meant to prevent.
"We have recognised from the beginning that America has changed, and that we will not return to our old relationship. Our government understood, before many, that America is altering all its trade relationships. Putting tariffs on its closest allies and charging for access to its vast market."
[1] _ https://www.pm.gc.ca/en/news/statements/2026/08/21/statement...