WASHINGTON, D.C. — Prime Minister Mark Carney told the world at Davos last week that Canada is building strength at home amid a rupture in globalization and positioning itself as a middle power that similar nations can trust to be a responsible leader in the diplomatic arena. In short, the technocrat extraordinaire portrayed Canada as guided by values like human rights and sovereignty, encouraging other middle powers to build resiliency in this new world order. The speech came just days after Carney forged a “strategic partnership” with China’s Xi Jinping to reduce Canada’s 100...