Odaily Planet Daily News According to CCTV News, on June 27 local time, US President Trump posted on the social media platform that the United States had just learned that Canada announced that it would impose a digital service tax on US technology companies. Trump called it a "direct and naked attack" on the United States, saying that Canada was clearly following the example of the European Union. Trump said that in view of this shocking tax, the United States hereby terminated all trade negotiations with Canada, effective immediately. The United States will inform Canada of the tariffs it will pay for trade with the United States within the next seven days.