US negotiators, led by Vice President JD Vance, departed from peace talks with Iran and Pakistan after failing to reach an agreement. These negotiations were aimed at resolving longstanding disputes over Iran's nuclear program and regional security issues, highlighting the complexities of US-Iran relations. In Islamabad, over 300 US officials participated in a series of high-stakes discussions with Iranian representatives, which lasted for 21 hours. Despite the extensive effort, the talks collapsed due to Iran's refusal to accept US terms, particularly regarding commitments not to develop nuclear weapons. This situation underscores the ongoing challenges in negotiating peace in a region marked by deep-rooted mistrust and conflicting interests. The potential benefits of successful US-Iran peace talks are significant, including a reduction in military tensions, economic stability through decreased sanctions, and enhanced security cooperation in the Middle East. However, the failure to reach an agreement in this instance suggests that these benefits remain elusive, leaving the region's stability in question. A key limitation of US-Iran peace talks is the persistent unresolved issues that can derail negotiations. Both sides have entrenched positions, and breakdowns often occur when critical demands remain unmet. As noted by Iranian officials, the recent talks were hindered by what they termed US 'maximalism' and shifting goals, indicating a significant gap between the negotiating parties that remains to be bridged.