U.S. stock futures fell Sunday, a day after President Donald Trump threatened to impose new 30% tariffs against imports from Mexico and the European Union.

The EU – the United States' biggest trading partner – had been scheduled to impose "countermeasures" starting Monday at midnight in Brussels

President Trump plans to impose 30% tariffs on EU imports starting August 1, prompting French dairy leaders to warn of 'disastrous' impacts on their exports.

Kristi Noem says Trump wants FEMA 'remade,' and more tariffs are set for U.S. trade partners: Weekend Rundown Homeland Security Secretary Kristi Noem said President Donald Trump wants the Federal Emergency Management Agency “remade” rather than dismantled entirely.

President Donald Trump released two tariff letters on Saturday, imposing duties of 30% on products from Mexico and the European Union.

President Donald Trump has posted two new letters on his social media platform announcing tariffs on the European Union and Mexico.

The European Union braced on Friday for a possible letter from U.S. President Donald Trump outlining planned duties on the United States' largest trade and investment partner after a broadening of his tariff war in recent days.

President Trump said he plans to impose blanket levies of 15% to 20% on most trading partners that haven't yet received suggested tariff rates. That would be higher than the 10% baseline currently in effect.