The flag-draped casket of Supreme Leader Ayatollah Ali Khamenei was put on public display in Tehran on Friday [1].

This event marks the beginning of a critical transition for the Iranian state. The death of the Supreme Leader creates a power vacuum in a country already facing significant geopolitical tension and internal pressure.

Authorities in Tehran have begun preparations for funeral processions that are expected to last several days [2]. The public display on Friday [1] serves as the opening phase of the national mourning period, allowing citizens to pay their respects before the final burial rites occur.

Officials said millions of people are expected to attend the funeral services [3]. The scale of the gathering is intended to demonstrate national unity, and the enduring influence of the clerical establishment during a time of leadership change.

Security forces have been deployed throughout the capital to manage the crowds. The multi-day nature of the rites is a traditional practice for high-ranking Iranian officials, designed to maximize public participation and religious observance.

As the nation enters this period of mourning, the focus remains on the stability of the government. The process of selecting a successor and the management of the transition will be closely watched by both domestic factions and international observers.

The flag-draped casket of Ayatollah Ali Khamenei was put on public display as Tehran prepared for days-long funeral processions.

The death of Ayatollah Ali Khamenei triggers a high-stakes succession process within Iran's complex theocratic structure. Because the Supreme Leader holds ultimate authority over the military, judiciary, and legislature, the transition period is a window of potential instability. The scale of the public funeral serves as a barometer for the regime's current level of popular support and its ability to maintain order during a leadership vacuum.