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

Brazil is in a stronger position than many developing nations given the country's relatively lower trade exposure to the U.S., even if high tariffs would still be painful.

Brazil's current President Luiz Inacio Lula da Silva said his country will respond with reciprocity.

In Kerr County, Trump was greeted by Gov. Greg Abbott, who on Friday announced the federal government updated Trump's disaster declaration to include more counties. Abbott said the move "will provide critical assistance to Texans and communities impacted by the devastating flooding."

US President Donald Trump reassured residents of Kerrville, Texas, that the government would help rebuild after floods hit the central part of the state last week, killing 120 people.

As search teams continue to search for more than 160 people still missing, Mr Trump and his wife met families affected by the floods and first responders.