President Donald Trump on Saturday threatened duties of 30% on products from Mexico and the European Union, two of America’s biggest trading partners, in an ongoing tariff campaign that’s upended global trade since he retook office in January.

If he moves forward with the tariffs, it could have ramifications for nearly every aspect of the global economy.

Stocks closed slightly higher on Monday, shrugging off President Donald Trump's announced tariffs over the weekend targeting the European Union and Mexico. Those new levies rekindled tensions with two of the largest U.S. trade partners and threatened to raise consumer prices.