BRIDGEWATER, New Jersey (AP) — President Donald Trump on Saturday announced he’s levying tariffs of 30% against the European Union and Mexico. Trump announced the tariffs on two of the United States’ biggest trade partners in letters posted to his social media account.

While Mexico was spared from Trump's so-called "Liberation Day" tariff rollout on April 2, the 30% rate for the E.U. is 10% higher than what the president said he would apply to America's largest trading partner in April.

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.

European leaders on Saturday responded to President Donald Trump's announcement that he would apply a 30 percent tariff on goods from the European Union (EU) effective August 1.In a statement issued midday on Saturday,

President Donald Trump on Saturday threatened to impose a 30% tariff on imports from Mexico and the European Union starting on August 1, after weeks of negotiations with the major U.S. trading partners failed to reach a comprehensive trade deal.

The president posted letters to his EU and Mexican counterparts on his Truth Social account on Saturday morning.

US trading partners trying to navigate the final weeks of negotiations before President Donald Trump’s so-called reciprocal tariffs hit are facing a leader who has made clear he’s lost patience with talks.

The future of industrial towns like Scunthorpe and Port Talbot may rest on the wider fate of the UK's steel industry.

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.

Canada would bear the brunt of Trump's tariffs in terms of economic contraction, says The Budget Lab of Yale.