European trade ministers pledged unity Monday after U.S. President Donald Trump announced 30% tariffs on the European Union.

ABC News Chief Business Correspondent Rebecca Jarvis breaks down how these newly announced tariffs could affect goods from tomatoes to pharmaceutical products.

President Trump is threatening Mexico and the European Union, two of the largest U.S. trading partners, with 30% tariffs ...

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

President Donald Trump's announcement of 30% tariffs on the European Union will have repercussions for companies and ...

European trade ministers are meeting in Brussels on Monday, following U.S. President Donald Trump’s surprise announcement of ...

President Donald Trump on Saturday threatened duties of 30% on products from Mexico and the European Union, two of America’s ...

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

President Donald Trump posted letters to the leaders of Mexico and the European Union, saying they had not done enough to ...

European markets have been on tenterhooks since U.S. President Donald Trump announced last weekend that he would impose a 30% ...

President Donald Trump's 30% tariffs on European Union goods could drive up costs across the world's alcohol trade. The EU is ...