It followed threats by Trump to levy import taxes of 25% on Mexico and Canada, accusing them of allowing undocumented migrants and drugs to come into America. Though he did not mention the US by name, the Vice Premier of China on Tuesday said his country was looking for a "win-win" solution to trade tensions and wanted to expand its imports.

The US-Mexico border is effectively closed off to migrants seeking asylum in the United States within hours of President Donald Trump taking office, an extraordinary departure from previous protocols that has left many concerned migrants in limbo.

U.S. President Donald Trump's administration has directed prosecutors to investigate officials who resist immigration enforcement efforts, intensifying a sweeping crackdown that Trump launched the day he took office.

President Donald Trump said in an Oval Office signing ceremony Monday evening that his administration will impose 25% tariffs on Mexico and Canada on February 1, an extraordinary change in North American trade policy that could raise prices for American consumers.