European leaders warned on Monday that U.S. President Donald Trump's threat to expand tariffs to the EU risked igniting a trade war that would harm consumers on both sides of the Atlantic.

European leaders warned on Monday that U.S. President Donald Trump's threat to expand tariffs to the EU risked setting off a trade war that would cause economic harm on both sides of the Atlantic. European Union foreign policy chief Kaja Kallas said if the U.

U.S. President Donald Trump has hinted that the European Union could be the next target in his ongoing tariff battle. After imposing steep tariffs on China, Mexico, and Canada, Trump now claims the EU has been unfairly benefiting at the expense of the U.