Ali Khamenei, the man who shaped Iran’s political trajectory for over three decades, is dead. His assassination on February 28, 2026, in a coordinated US-Israeli strike, has triggered a leadership transition, a diplomatic scramble, and, for crypto markets, the kind of volatility that turns quiet weekends into white-knuckle trading sessions.

Iranian President Masoud Pezeshkian responded by calling for national unity. He also endorsed Mojtaba Khamenei, Ali’s son, as the country’s new Supreme Leader, a move that was formalized in early March 2026.

The first assassination of a sitting Iranian Supreme Leader

Khamenei had served as Supreme Leader since 1989, making him one of the longest-serving heads of state in the Middle East. His death, confirmed by Iranian state media on March 1, represents the first assassination of a sitting Iranian Supreme Leader.

Pezeshkian, who was elected president in 2024 following the death of Ebrahim Raisi, has framed Khamenei’s killing as the beginning of what he calls “a new chapter of national unity and resilience.”