I grant you that it is different, but you kind of left totally unaddressed the fact that it is not very powerful at the moment. The US is in far more danger than Canada.
> Americans believe their rights are God-given and protect them from their government
As I understand it, the unconstitutionality of tariffs is due to it being considered a tax so cannot be enforced by the executive branch. But there's no right being infringed if the other branches of government would have made them into law, nor is there anything that would stop the executive branch from implementing more restrictive trade barriers.