U.S. President Donald Trump's tariff decisions since he took office on January 20 have shocked financial markets and sent a wave of uncertainty through the global economy. Here is a timeline of the major developments: February 1 - Trump imposes 25% tariffs on Mexican and most Canadian imports and 10% on goods from China,

President Donald Trump on Friday threatened a 50% tax on all imports from the European Union as well a 25% tariff on Apple products unless iPhones are made in America. The threats, delivered over social media,

Trump is threatening to impose a 25% tariff on Apple products, unless they begin manufacturing iPhones in the U.S. Follow Newsweek's live blog for updates.