New Delhi has put on hold its plans to procure new U.S. weapons and aircraft, according to three Indian officials familiar with the matter, in India's first concrete sign of discontent after tariffs imposed on its exports by President Donald Trump dragged ties to their lowest level in decades.

The Indian prime minister has said his country "is ready" to react to President Donald Trump's additional 25 percent levy on goods entering the U.S.

India hit back, saying the move was “unfair” and “unjustified.”Donald Trump's penalty on India is intended to squeeze Moscow’s oil earnings and push President Vladimir Putin towards a ceasefire. The higher tariffs will take effect in 21 days,