U.S. President Donald Trump said on Tuesday the U.S. would "pretty soon" charge a 10% tariff on imports from BRICS countries, drawing another complaint from Brazil President Luiz Inacio Lula da Silva,

Developing nations at the BRICS summit on Monday brushed away an accusation from President Donald Trump that they are "anti-American," with Brazil's president saying the world does not need an emperor.

Leaders of the BRICS group of emerging economies meeting for their annual summit had hoped to downplay any differences with the U.S. But even a toned down group proclamation drew the ire of President Trump.