India, April 12 -- No progress was made during 21 hours of high-stakes negotiations between the United States and Iran held in Pakistan, US Vice President JD Vance said on Sunday.

After three rounds of discussions that stretched into the early hours, Vance said Iran had "chosen not to accept" Washington's terms.

"The President said we have to come in good faith and try to make a deal. Unfortunately, there was no headway," he said.

US pushes for nuclear commitment

The US sought a clear and binding assurance from Tehran that it would not pursue or develop nuclear weapons in the future.

While Vance claimed Iran's earlier enrichment facilities had been destroyed, he stressed that there was still no commitment from Iran to halt future nuc...