Millions of black-clad mourners flooded the streets of Tehran this week for the funeral of Supreme Leader Ayatollah Ali Khamenei, a massive state spectacle that concluded Thursday with his burial at the Imam Reza shrine in Mashhad—the northeastern city where he was born 86 years ago.

The six-day funeral, running from July 3 through July 10, represented one of the largest public gatherings in Iranian history. Iranian state media claimed attendance figures approaching 20 million across the various processions, though independent verification of such numbers was impossible under the Islamic Republic's information controls.

A Funeral Four Months in the Making

Khamenei died on February 28 in joint U.S.-Israeli air strikes that marked the opening salvo of a war that continues to roil the region. The delay between his death and the funeral allowed Iran's clerical establishment to consolidate power, select his successor, and plan ceremonies befitting a leader who had ruled for nearly four decades.

Processions wound through Tehran, the holy city of Qom, and across the border into Iraq, where mourners gathered in the Shia shrine cities of Najaf and Karbala. Foreign dignitaries and regional militia leaders attended portions of the ceremonies, turning the funeral into both a display of grief and a demonstration of Iran's regional network of allies.

The Mourning and the Questions

CNN reported from Tehran that the funeral events drew "millions of mourners who genuinely believe in the Islamic Republic's" revolutionary ideology. However, the network noted that the official portrayal of universal grief did not tell the full story of Iranian public sentiment.

The Islamic Republic has faced significant domestic unrest in recent years, including the 2022-2023 protests following the death of Mahsa Amini in morality police custody. Analysts suggested that many Iranians—particularly among the urban middle class and youth—view the regime with antipathy rather than reverence, though such views cannot be safely expressed in public.

The Son Takes Command

Mojtaba Khamenei, the late leader's 56-year-old son, was named Supreme Leader in March—a selection that broke with the pattern of clerical meritocracy that theoretically governs succession in the Islamic Republic. Unlike his father, who rose through revolutionary credentials and clerical rank, the younger Khamenei had largely kept a low profile before his elevation.

The BBC described Mojtaba as someone who "has largely kept a low profile" throughout his father's tenure, though he was known to exercise influence behind the scenes. His ascension to supreme power transforms Iran's theocracy into something resembling hereditary rule, despite the regime's revolutionary rejection of monarchy.

The funeral's conclusion coincided with renewed military tensions with the United States, raising questions about whether the new Supreme Leader is consolidating power through confrontation or struggling to control hardline factions within the Revolutionary Guard Corps.