Well, gerrymandering is still a thing, but anyway it would be like adding another California to the US, electorally. The populations are pretty close. And actually, the less-populous provinces are a little more conservative (the truckers protesting covid restrictions were canadians, remember), so actually maybe each individual province being added as a state would work in Trump’s favor.
Not that he’s thought any of that through, of course.
“The GOP” can be used synonymously with both “The Republican Party” and “Republican lawmakers.” One of those is singular, the other is plural.