The tariffs if sustained could cause inflation to significantly worsen, possibly eroding voters' trust that Trump could as promised lower the prices of groceries, gasoline, housing, autos and other goods.

By Jarrett Renshaw, Daphne Psaledakis and David Lawder WASHINGTON (Reuters) - President Donald Trump said the sweeping tariffs that he has imposed on Mexico, Canada and China may cause "short term" pain for Americans as global markets reflected concerns the levies could undermine growth and reignite inflation.

New trade penalties against Canada, Mexico and China that President Donald Trump plans to impose represent an aggressive early move against America’s three largest trading partners, but at the risk of higher inflation and possible disruptions to the global economy.