UN Secretary-General appoints Jean Arnault as personal envoy for regional conflict

On March 26, 2026, UN Secretary-General Antonio Guterres appointed French diplomat Jean Arnault as his personal envoy to address the escalating conflict involving the United States, Israel, and Iran. The appointment follows recent warnings from Guterres that the war in Iran is spiraling out of control. Arnault is tasked with leading diplomatic efforts for peace and maintaining constant communication with all involved parties. A primary focus of his mission will be evaluating the conflict's impact on civilian populations and global economic stability. The Secretary-General highlighted that the prolonged closure of the Strait of Hormuz has severely disrupted the transport of oil, natural gas, and fertilizers. These logistical challenges pose a significant threat to the economies of less developed nations. Arnault will be responsible for navigating these complex geopolitical tensions to prevent further regional destabilization.