President Trump’s threats are carrying more weight after his moves against Canada, Mexico and China. Europe has been preparing for the possibility of a trade war for months.

US President Donald Trump ramped up his tariff threats to the European Union while saying he would speak with the leaders of Canada and Mexico, as stock markets sank following a hectic weekend that saw prospects for a trade war turn into reality.

President Donald Trump's move to impose or threaten massive tariffs against China, Mexico, Canada and the European Union affect about $2 trillion worth of U.S. imports and have the potential to disrupt business for major Cincinnati companies that rely on foreign goods or that sell goods overseas.