Tarcísio de Freitas, governor of São Paulo state and a former infrastructure minister under Bolsonaro, told reporters Thursday that the U.S. tariffs would have a negative impact on the economy and for important industrial exporters from his state, including Brazilian plane maker Embraer.

Doubling down on his trade wars, Trump is threatening to raise taxes on many goods from Canada, hike his universal tariff on imports from around the world and punish Brazil for prosecuting his friend...