U.S.-Iran peace talks collapse after 21‑hour marathon in Islamabad
**Why a 21‑Hour Diplomatic Sprint Crumbled in Islamabad** After more than 21 hours of intensive talks in Pakistan’s capital, the United States and Iran failed to reach a breakthrough. Vice President J.D. Vance announced early Sunday that the negotiations ended without an agreement, attributing the collapse to Tehran’s refusal to accept a binding pledge to abandon any nuclear weapons trajectory and to halt related acquisitions. ### Key Takeaways - **Marathon talks:** A continuous 21‑hour session in Islamabad concluded without a deal. - **U.S. position:** Vice President Vance cited Iran’s rejection of a core demand as the decisive factor. - **Core demand:** A legally binding commitment from Iran to forgo a nuclear weapons path and stop acquiring related technology. - **Strategic friction:** Disagreements also centered on security guarantees for the Hormuz Strait and broader nuclear assurance mechanisms. - **Regional implications:** The stalemate heightens uncertainty for Middle‑East stability and U.S. non‑proliferation objectives. #USIranTalks #DiplomacyFail #HormuzStandoff #NuclearNonProliferation #MiddleEastSecurity #Geopolitics #USForeignPolicy #IranianNegotiations #EnergySecurity #newsababil360 [Read Full Article](https://news.ababil360.com/2026/04/12/u-s-iran-peace-talks-collapse-after-21-hour-marathon-in-islamabad/)
