He's a mafia-like Don attempting to assert control over "his turf," the entire Western hemisphere.
Which is not so very different from traditional American imperialism, ie. the Monroe doctrine. What's different is the US empire is in decline further afield and facing a serious challenge from China, Russia et al.
There's no liberal mask with Trump, so he makes plain the aggression that has always been present in one form or another. Canadians are just waking up to what much of the rest of the world has already known.
We're barely a month in ... conserve your energy ... don't take his rhetoric too seriously. He's not going to invade. Canada is not Ukraine. We're not going to invite a hostile foreign power to set-up missile sites pointing south of the border.
In his crude, disrespectful way, he he's just reminding us who's boss. He wants our energy, critical minerals, water, greater military expenditures, bases in the north, etc. And we take the bait, which only spurs him on. He has much bigger, more immediate matters to deal with and will probably soon go back to regarding us a secondary concern. And when we have to, we'll do what we've always done: make a deal.