Security personnel were deployed across Bürgenstock mountain resort in central Switzerland on 21 June 2026 as U.S. and Iranian delegations arrived to advance a memorandum of understanding toward a final nuclear deal, according to the Swiss Federal Department of Foreign Affairs (FDFA).
U.S. Vice President J.D. Vance headed the American delegation at Bürgenstock on 21 June 2026, where both sides convened to implement a previously signed memorandum of understanding aimed at reaching a comprehensive nuclear agreement.
Mohammad Bagher Ghalibaf, Speaker of the Iranian Parliament, led Tehran's delegation to Bürgenstock on 21 June 2026 for talks focused on converting a bilateral memorandum of understanding into a binding final nuclear agreement.
Pakistan and Qatar served as mediators at the Bürgenstock talks on 21 June 2026, joining U.S. and Iranian delegations at the Swiss mountain resort as both sides worked to translate their memorandum of understanding into a final deal, per the FDFA.
A signboard outside Bürgenstock mountain resort in central Switzerland, photographed on 21 June 2026, marked the venue where U.S. and Iranian negotiators gathered — with Pakistan and Qatar as mediators — to implement a signed memorandum of understanding.
Journalists and officials gathered outside the dedicated press centre at Bürgenstock mountain resort on 21 June 2026, as the United States and Iran — with Pakistan and Qatar as mediators — convened to advance nuclear negotiations under the Swiss Federal Department of Foreign Affairs (FDFA).