President Donald Trump said 25% tariffs on Canada and Mexico are on track to go into place on March 4, and said he would impose an additional 10% tax on Chinese imports, moves that would deepen his fight with the largest US trading partners.

Finance ministers and central bankers from the G20 top economies gather in South Africa on Wednesday and Thursday, for a meeting marred by the absence or curtailed attendance of key members and disputes over the main issues of climate, debt and inequality.

Mexican President Claudia Sheinbaum says she hopes to speak with U.S. President Donald Trump now that he has announced plans to impose tariffs on Mexico and Canada starting Tuesday.