RIO DE JANEIRO (Reuters) -- President Donald Trump said the U.S. will impose an additional 10% tariff on any countries aligning themselves with the "Anti-American policies" of the BRICS group of developing nations, whose leaders kicked off a summit in Brazil on Sunday.

Brazil plays host to a summit of the BRICS bloc of developing economies Sunday and Monday during which pressing topics like Israel’s attack on Iran, the humanitarian crisis in Gaza and trade tariffs imposed by U.

The Brics Summit has entered its second day in Brazil’s Rio de Janeiro. Prime Minister Narendra Modi is attending the event and will also hold meetings with other world leaders on the sidelines. Meanwhile,