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

Tensions between the United States and Brazil have suddenly burst open. Brazil’s president promised to reciprocate against President Trump’s tariffs.

"It will be very disappointing if the Brazilian episcopate fails to express its opinion against such an unprecedented attack," one activist said. "But the laypeople of the social pastoral ministries won't fail and will keep struggling.