Mr. Trump has long expressed support for Bolsonaro, a right-wing populist sometimes known as "Trump of the Tropics."

Trump has said he will slap a 35% tariff on Canadian goods starting 1 August, even as the two countries are days away from a self-imposed deadline to reach a new deal on trade.

U.S. President Donald Trump's threatened 30% tariff on South African exports is set to deal an economic blow to a community he has vocally and controversially championed: white farmers.