canada will do nothing about this because its leadership is weak and ineffective and its industries lack the balls to stand up to bullying.
trump and his people are not stupid, no matter what you think of him. this is a cleverly calculated move by all the involved parties to benefit boeing and the US economy in the long run.
it frustrates the hell out of me that canada continues to allow itself to be outfoxed in the business world. well, when you lack aggression evolution tends to cull you out. we'll see if the leadership grows a pair.