President Trump said he would impose steep tariffs on goods from the European Union and targeted Apple with a tax on foreign-made iPhones.

Apple shares dropped as much as 3% Friday after President Donald Trump threatened the tech giant with a 25% tariff if it does not start producing iPhones in the U.S. — his latest salvo directly ...

The president escalated battles with prominent American companies and institutions, as well as a key trading partner. The ...