Iran Sets Preconditions for Islamabad Summit Amid Fragile U.S. Ceasefire

Tensions between the United States and Iran have intensified ahead of scheduled talks in Islamabad, Pakistan, as Iranian parliamentary Speaker Mohammad Baqer Qalibaf introduced last-minute preconditions. High-level delegations from both nations have arrived in the Pakistani capital, but Qalibaf explicitly demanded the unblocking of frozen Iranian assets and an immediate ceasefire in Lebanon before formal negotiations can proceed. The U.S. delegation, led by Vice President JD Vance, has maintained a cautious stance, with Vance noting that while he hopes for a positive outcome, the U.S. will not be receptive to perceived Iranian stalling tactics. The diplomatic friction comes during a two-week ceasefire brokered by President Trump earlier this week. While the truce has successfully halted U.S. and Israeli airstrikes on Iranian targets, it has not resolved several critical flashpoints. Iran continues its blockade of the Strait of Hormuz, causing significant disruptions to global energy supplies, and Israel continues its military operations against Hezbollah in Lebanon. These unresolved issues led Pakistani Prime Minister Shehbaz Sharif to describe the upcoming sessions as a 'make-or-break' moment for regional stability. In addition to the Islamabad summit, parallel diplomatic efforts are surfacing in Washington. Israeli Ambassador Yechiel Leiter and Lebanese Ambassador Nada Hamadeh Moawad are expected to meet with U.S. officials on Tuesday. These back-channel discussions aim to address the Lebanon-specific conflict, which remains a primary hurdle for Iranian officials who are linking their cooperation in Islamabad to a cessation of hostilities against their regional proxies.