US President Trump's long-threatened 25% tariffs against Canada and Mexico began at midnight in Washington DC, as did a new 10% levy against China - we break down the tit-for-tat tariffs here China has since vowed to fight the US "to the bitter end" and announced counter measures - which include up to 15% tariffs on a range of American agricultural and food products Canada retaliates with immediate 25% tariffs against $30bn worth of US goods,

In a TruthSocial post Monday, President Donald Trump told American farmers that they should "get ready" to sell agricultural products inside the U.S. as his tariffs on "external" products are set to go into effect on April 2.