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Peace negotiations with Iran fell apart after Tehran severely misjudged what kind of leverage the regime believed it held, a U.S. official told Fox News Digital on Sunday.
While Vice President JD Vance left Islamabad, Pakistan, without a deal between the U.S. and Iran, the official said Vance used the talks to measure the Iranians own assessment of their position in the negotiations.
Vance found that Tehran thought they held a strong hand going into negotiations, according to the official, who added that no deal can be achieved when one party deludes itself into believing they have leverage that, in reality, they do not have.
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Iran’s Parliament Speaker Mohammad Bagher Qalibaf and Foreign Minister Abbas Araghchi were greeted by Pakistan Foreign Minister Ishaq Dar and Army Chief Field Marshal Gen. Asim Munir upon their arrival at Nur Khan airbase in Rawalpindi, Pakistan, on April 11, 2026. (Pakistan Ministry of Foreign Affairs/AP)
The U.S. official described the talks to Fox News Digital as starting out tough, though developing into a more friendly and productive dialogue over the duration of the 21-hour-long negotiations.
The high-stakes talks between the U.S. and Iran ended without a deal after Iranian officials refused to accept American terms, Vance said earlier Sunday during a press conference from the Serena Hotel in Islamabad, Pakistan.
Vice President JD Vance speaks during a news conference after meeting with representatives from Pakistan and Iran in Islamabad, Pakistan, on April 12, 2026. (Jacquelyn Martin/AP)
“So we go back to the United States, having not come to an agreement. We’ve made very clear what our red lines are, what things we’re willing to accommodate them on and what things we’re not willing to accommodate them on,” Vance said at the time. “And we’ve made that as clear as we possibly could, and they have…
