Trump initially threatened 25% tariffs against Canada and Mexico in November, but that was initially assumed to be a bargaining tactic and the leaders of both countries rushed to assure him they would beef up border security.

US President Donald Trump has said he will follow through with his threat to hit imports from Canada and Mexico with 25% border taxes, known as tariffs, on 1 February. But he added that a decision about whether this would include oil from those countries has not yet been made.