Canada, which has not imported any n oil in three years, has made a symbolic gesture in banning these same imports this week, Prime Minister Justin Trudeau said. "While Canada has imported very little amounts [of crude oil] in recent years, this measure sends a powerful message," Trudeau said, as quoted by the Wall Street Journal. Canada, the WSJ recalls, has been among the most aggressive sanction proponents against , while Europe, which imports a quarter of its oil and almost 40 percent of its gas from , has...