EU awaits decision today on Trump’s potential punishing tariffs threatening ‘the most important commercial relationship in the world’

The European Union expects to find out on Monday whether President Donald Trump will impose punishing tariffs on America’s largest trade partner in a move economists have warned would have repercussions for companies and consumers on both sides of the Atlantic.

Trump imposed a 20% import tax on all EU-made products in early April as part of a set of tariffs targeting countries with which the United States has a trade imbalance. Hours after the nation-specific duties took effect, he put...