Trump hits pause on Canada tariffs threat, and hints at revival of Keystone XL oil pipeline project

US president delays 50% tariffs by three days, and says contentious oil project ‘may be awoken from the grave’ Canada has temporarily avoided a bruising 50% US tariff, reaching a Tuesday evening agreement with Trump officials, hours before a hike that would have affected $20bn worth of goods was set to take effect. Trump posted late Tuesday on social media that he had paused the tariffs for three days “based on the fact that Canada and the USA, subject to the finalization of documents, have a…