Letters went to 23 other American trading partners this week, including Canada, Japan and Brazil, setting blanket tariff rates ranging from 20 percent

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.

President Trump threatened a significant tariff hike on the European Union and Mexico, two of the largest U.S. trade partners, on Saturday. NBC News’ Yamiche Alcindor has more.

By Sukriti Gupta, Sanchayaita Roy and Shashwat Chauhan (Reuters) -European shares closed lower on Friday, as losses in banks and healthcare stocks weighed at the end of a week marred by U.S. President Donald Trump's tariff announcements,

"The EU and China are broadly on a colliding trajectory in terms of their trade and industrial policy concerns," he told CNBC. Bones of contention include the challenge of China's overcapacity and trade diversion to Europe, Stec, who is also head of the Mercator Institute's Brussels office, explained.

In a wide-ranging interview with NBC News, Trump talked about tariffs, sending Patriot missiles to NATO for Ukraine and how he'll sell his recently passed "big, beautiful bill."

The European Union braced on Friday to receive a letter from U.S. President Donald Trump, outlining planned duties on his largest trade and investment partner after a broadening of his tariff war in recent days.