US stock futures fell as President Trump threatened stiff tariffs on imports from more than a dozen countries and delayed the return of sweeping April levies.

U.S. stocks are lower on Monday after a three-day holiday break as investors keep an eye out for more trade-related developments.

Stocks tumbled on Monday as Donald Trump unveiled new tariff rates for a number of countries, taking a few steps closer, once again, to the brink of a global trade war. Trump in early April paused a number of hefty planned tariffs from going into effect for 90 days,