When he first said it, everyone thought he was joking. It was a joke that Canadians found insulting, but even so. But then in subsequent discussions, Canadian prime minister Trudeau and his officials found that Trump was getting very specifically detailed in the treaties and historical agreements that defined Canada's border - documents he feels can be disregarded. Quickly they came to the conclusion that Trump is out to destroy Canada's economy, which he feels will make it easier to annex it. Let's discuss.