Washington, Aug. 6 -- US President Donald Trump signed an Executive Order on Wednesday imposing an additional 25 per cent tariff on imports from India in response to New Delhi's purchase of Russian oil.

According to the order issued by the White House, Trump cited matters of national security and foreign policy concerns, as well as other relevant trade laws, for the increase, claiming that India's imports of Russian oil, directly or indirectly, pose an "unusual and extraordinary threat" to the United States.

After the order, the total tariff on Indian goods will be 50 per cent. While the initial duty becomes effective on August 7, the additional levy will come into effect after 21 days and will be imposed on all Indian goods imported in...