On February 14, Justin Trudeau invoked emergency powers to crack down on the peaceful truckers' protest in Ottawa. The Emergencies Act became law in 1988, and it has never been used until now. The act contains “a specific definition of “national emergency” that makes clear how serious a situation needs to be before the Act can be relied upon. A national emergency is an urgent, temporary and critical situation that seriously endangers the health and safety of Canadians or that seriously threatens the ability of the Government of Canada to preserve the sovereignty, security and territorial...