Washington DC/IBNS, Aug. 27 -- US President Donald Trump's 50 percent tariffs on India became effective on Wednesday as the August 27 deadline ended amid India's refusal to wilt under pressure, media reports said.

The White House, which has singled out India over Russian oil purchase, said the second 25 percent tariff will be effective from August 27, 2025.

Since the conflict in Ukraine began in early 2022, India significantly increased its imports of discounted Russian crude oil-now comprising over 30 percent of its total crude imports.

Indian refineries then export refined petroleum products globally which critics, especially in the U.S., argue that indirectly supports Russia's war effort by funneling money into its economy.

Prime M...