TORONTO — Canada announced Monday it is launching a 100% tariff on imports of Chinese-made electric vehicles, matching U.S. tariffs imposed over what Western governments say are China’s subsidies that give its industry an unfair advantage. The announcement came after encouragement by U.S. national security advisor Jake Sullivan during a meeting with Canadian Prime Minister Justin Trudeau and Cabinet ministers Sunday. Sullivan is making his first visit to Beijing on Tuesday. Trudeau s...