Washington, July 7 -- US President Donald Trump has announced that an additional 10 per cent tariff will be imposed on countries that "align themselves with the anti-American policies of BRICS".

He said this after the BRICS leaders, caught in a trade war initiated by the US, expressed their "grave concern" about the "indiscriminate rise in tariffs".

The declaration was made via Trump's social media platform, Truth Social, in which the US President stated: "Any Country aligning themselves with the Anti-American policies of BRICS, will be charged an ADDITIONAL 10% Tariff. There will be no exceptions to this policy. Thank you for your attention to this matter!"

In a follow-up message, Trump also announced that formal documentation outlini...