U.S. Vice President JD Vance began high-stakes talks with Iranian officials in Switzerland to operationalize a U.S.-Iran interim deal aimed at ending the war, but the opening day quickly derailed. Iran said it wants progress on Lebanon before moving fully on nuclear and maritime issues, while U.S. negotiators pressed to lock Tehran into nuclear constraints. The negotiations were further complicated by President Donald Trump’s public threats and Iran’s decision to again claim control of the Strait of Hormuz. Multiple outlets report conflicting narratives from Washington and Tehran, with U.S. Central Command continuing to assert that safe passage remains intact and that merchant shipping is transiting via a southern route near Oman. For higher education stakeholders with research, area-studies, and international partnerships, the developments heighten near-term uncertainty around energy markets and regional security. They also raise the odds of short-cycle disruptions for students and researchers traveling through or reliant on Gulf logistics. The deal’s 60-day negotiation window could be extended, but the day-to-day signal from the parties suggests the Lebanon track remains a gating factor—making any spillover into energy shipping a live operational risk.