The president posted on Truth Social that Canada had planned to put a tax on U.S. technology companies, calling the move "a blatant attack."

President Donald Trump said he was ending all trade discussions with Canada after claiming the country moved to implement a digital services tax, and threatened to impose a fresh tariff rate within the next week.

US President Donald Trump has said he is cutting off trade talks with Canada "immediately" as the country looks to start enforcing a tax policy targeting big tech companies. The latest move, which he announced on social media, comes as the neighbouring nations had been working to agree a trade deal by mid-July.