Brazil is scrambling to avert punishing 50% U.S. tariffs in a week's time, but high level talks are stalled and U.S. companies are reluctant to confront U.S. President Donald Trump over the issue, officials and industry leaders say.

Mr Trump and Brazil’s president, Luiz Inácio Lula da Silva, are ideological foes and Mr Trump’s allies have long decried a probe Mr Moraes leads into online disinformation. Yet the trigger for Mr Trump’s attack appears to have been the summit of the BRICS,