Trump, who has previously denounced India as a “tariff king”, blamed New Delhi’s purchases of Russian weapons and oil for the additional rate, which puts at risk India’s largest export market, worth $87bn in the year to the end of March.

President Donald Trump on Wednesday announced sweeping and substantial tariffs on India, one of America’s most important trading partners. In addition to a 25% tariff that is set to go into effect Thursday,

In an executive order, Trump says "I find that the Government of India is currently directly or indirectly importing Russian Federation oil" and due to those purchases, imports of Indian goods into the United States "shall be subject to an additional ... rate of duty of 25%."