Good news: this is the USA that is going downhill. The global maniacal power that invades, insults, kills, bullies etc.
Bad news: Canada and the rest of the world will go down with it. China, Russia and maybe Syrian regime etc may be happy in the short-term too

As for Trump's businesses the answer is simple: anyone with brains, class, ethics or care for the world will boycott them and they will go away on their own. I am pretty sure I read the Toronto tower is in bankruptcy and the name may come off for example.

Even the former Mayor of New York City, a much less powerful position, who has much more wealth than this weak-kneed bully put his holdings in a blind trust ...