Trump has vowed to ramp up tariffs against long-term US ally Canada saying the only thing that makes sense is for the northerly neighbor to become the 51st state. The US President has said further tariffs will be put on steel and aluminium coming from Canada pushing it up to 50 per cent.

Trump has escalated trade tensions with Canada by announcing a series of retaliatory tariffs and threatening further economic measures unless Canada eliminates key trade barriers. In response to Ontario's newly imposed 25% tariff on electricity exports to the U.

US President Donald Trump has announced a new tariff on Canada. This is even as he said that he will shortly be declaring a national emergency on electricity in some parts of the United States. Trump said he has instructed his Secretary of Commerce to add an additional 25% tariff,