Mexico said it would slap tit-for-tat tariffs on the US, while China said Trump's finger-pointing "runs completely counter to facts".

The president-elect’s threat to hit Canada, Mexico and China with new tariffs is already rocking business and diplomatic relationships and could topple the trade pacts he signed in his first term.

The president-elect said he would sign an executive order immediately after his inauguration introducing a 25% tariff on all goods coming from Mexico and Canada and a 10% tariff on goods from China. Start the day smarter.