Why Canada is preparing for a (long shot) US invasion

Even if a US invasion is extremely unlikely, Matthew Schmidt, an associate professor of national security at the University of New Haven in Connecticut, said the fact that Canadians were preparing was a sign of just how drastically the global order has shifted.He added Canadian leaders do have hard questions to ask about how closely they want to continue working with the American military - a partnership that gives them valuable information should they want to harm Canada in any way."It's really doing harm to relationships with the United States, and there's a certain amount of legitimate fear," he said.Americans might not take Trump's comments about making Canada the 51st state seriously, he said, but Canadians clearly do - and are prepared to defend themselves if needed.So what would it be like if it happened?The first phase of a war could be quite short.According to the model used by the Canadian military, as reported on by the Globe and Mail newspaper earlier this year, a US attack would see Canada's strategic positions overwhelmed within a weekIts military would quickly be outnumbered, forcing Canadian forces to resort to guerilla-type warfare to try to suppress their enemy.Al...