New Delhi, April 21 -- A planned US diplomatic push to revive nuclear talks with Iran has been put on hold after Tehran failed to respond to American negotiating positions, according to a report by The New York Times.

Vice President JD Vance was scheduled to depart for Islamabad on Tuesday morning to lead a US delegation for renewed talks with Iranian officials. However, citing a US official with direct knowledge, the report said the trip has been paused due to the lack of response from Iran.

The talks were expected to resume on Wednesday, coinciding with the expiry of a fragile ceasefire between Washington and Tehran. Without engagement from Tehran, the diplomatic process is effectively on hold, though the visit has not been formally c...