A major trade war between the United States and Canada has been averted after US President Donald Trump agreed to hold off on imposing a 25 percent tariff for 30 days. But anger has erupted in Canada, with people calling for a boycott of US products, and some even calling to stop the export of oil to the country’s southern neighbour.
However, blocking crude oil flow to the US could inflict an enormous economic cost on Canada, which pumps nearly all of its crude oil to the US via a network of pipelines.
