India’s prime minister has made a big effort to build closer ties using his rapport with the U.S. president, but critics say he is getting little in return.

Indian opposition parties criticised the government on Thursday, describing U.S. President Donald Trump's threat of a 25% tariff as a diplomatic failure for New Delhi, while the rupee currency tumbled and equity indexes slid in response to the news.

As the workday wound down in New Delhi on Wednesday, most Indian trade officials were getting ready to head home. Then their phones lit up: Donald Trump hit the nation with a 25% tariff.