U.S. President Donald Trump’s tariff threat against Brazil has sparked political turmoil. Trump linked a 50% import tax to the trial of his ally, Brazil's former President Jair Bolsonaro, calling it a “witch hunt.

Approval for Brazilian President Luiz Inacio Lula da Silva's government rose for the first time this year, a new poll showed on Wednesday, after his U.S. counterpart Donald Trump announced a 50% tariff on imports from Brazil starting in August.

Trump announced a sweeping 50 percent tariff on all Brazilian exports to the United States beginning Aug. 1. In a letter to Luiz Inácio Lula da Silva, the left-wing leader who defeated Jair Bolsonaro three years ago,