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,

White House National Economic Council Director Kevin Hassett appeared to acknowledge that Trump’s threat to hike tariffs on Brazil is not because of a trade deficit. — Trump is likely to meet with Chinese leader Xi Jinping soon,

The European Union has warned that its trade with the United States could be effectively wiped out if Washington makes good on its threat to slap a 30% tariff on goods imported from the bloc.