Carney did well in Washington, but he must realize Canada's only choice is compromise

Open this photo in gallery: A visitor to the city wearing a mask of U.S. President Donald Trump poses for a photo in front of a Canadian flag being held by tourists from Toronto showing their support for Canada regarding trade tariffs, in front of the White House in Washington on March 13.Ben Curtis/The Associated Press Jeff Mahon is director of geopolitical and international business advisory at consulting firm StrategyCorp. There's a dramatic tragedy playing out on the world stage. With the return of U.S. President Donald Trump, the international order is decaying, particularly in trade and security arrangements. In…