Tariffs are a tax imposed on goods that the U.S. imports from other nations. President Donald Trump said the U.S. would impose sweeping tariffs on imports from Mexico, Canada and China, but last-minute deals with Mexico and Canada paused those tariffs for 30 days.

China will impose a 15% tariff on imports of U.S. coal and liquefied natural gas, and a 10% tariff on crude oil, agricultural machinery, large engin