U.S. and Iranian negotiators met on Sunday, June 21, 2026, in Switzerland for discussions regarding key details of their interim agreement intended to end the war.
The U.S. delegation was led by Vice President JD Vance. The Iranian team included Parliament Speaker Mohammad Bagher Qalibaf.
Mediators from Pakistan and Qatar were present at the talks in Switzerland, according to reports.
An interim agreement between the two nations was signed on June 17, 2026, in Muscat, Oman. The document outlines a 14-point plan designed to end the war.
The negotiations initiated a 60-day period for discussing a broader deal. Key terms of the interim agreement include reopening the Strait of Hormuz and potential sanctions relief against Iran. Additionally, the agreement contains an Iranian commitment not to develop nuclear weapons.
According to reports, the ongoing negotiations were complicated by threats made by U.S. President Donald Trump.
President Trump reportedly threatened military action against Iran on social media and through news outlets. He also warned the country's president regarding his public statements.
In response to these comments, Iranian negotiators including Mohammad Bagher Qalibaf temporarily recessed the talks.
Mohammad Bagher Qalibaf stated that Iran's armed forces were prepared to respond to such threats. Reports indicate he made this statement following Trump's remarks via social media and news outlets.
U.S. Vice President JD Vance expressed hope for a new beginning in relations with Iran during the proceedings.
Iran has indicated that discussions should first focus on the conflict in Lebanon, according to reports.
In Lebanon, Israel is currently engaged in fighting with the Iranian-backed Hezbollah militant group.