President Donald Trump signed an executive order Wednesday to place an additional 25% tariff on India for its purchases of Russian oil, bringing the combined tariffs imposed by the United States on its ally to 50%.

A bill vowing levies of up to 500% on countries that buy Russian oil is making its way through Congress. Meanwhile, the European Union’s 18th package of sanctions will ban refined products made from Russian crude in January.

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,