Brazilian President Lula da Silva vowed to trigger Brazil's reciprocity law if negotiations with the U.S. fail.

President Donald Trump announced Wednesday he planned to hit Brazil with a 50% tariff, in part due to the treatment of its former president and his political ally, Jair Bolsonaro.In a letter posted to Trump's Truth social media network,

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.