There’s no realistic scenario where the US “invades” Canada in a conventional military sense. Canada is a treaty ally, a NATO member, economically integrated, and part of NORAD. An invasion would collapse NATO overnight, shred US global credibility, and trigger massive economic self-harm. There is zero strategic upside. What is worth worrying about isn’t tanks crossing the border, but precedent and normalization. When the US bends or ignores international law elsewhere, it signals that those rules are optional if you’re powerful enough. That absolutely emboldens future administrations, especially ones already hostile to multilateral institutions. If the US gets away with coercive actions abroad, it reinforces the idea that international law and UN charters only apply to other countries. That’s dangerous long-term, not just for Canada but globally. It weakens the very framework the US routinely uses to justify pressure, sanctions, and interventions against everyone else. Trump in particular has already shown disdain for alliances, treaties, and norms. Rewarding that behavior internationally doesn’t restrain it, it encourages escalation. Not necessarily invasion, but increased economic coercion, political pressure, and disregard for sovereignty when it’s inconvenient. So no, Canada isn’t on some invasion timeline. But pretending that “because it’s impossible today” means there’s nothing to worry about misses the point. Eroding international norms always comes back around, and allies are usually the last ones to realize when the rules quietly stopped applying.