Large crowds have gathered in Tehran for the first day of Ayatollah Ali Khamenei's funeral. His body will lie in state at the Grand Mosalla until Monday, after which it will be transported across Iran and Iraq.

Iranian authorities anticipate that millions will participate in the funeral commemorations for former supreme leader Ayatollah Ali Khamenei, according to BBC World. The event is expected to draw significant public attention and mourning across the country.

Authorities in Iran and Iraq anticipate that up to 20 million people will participate in the funeral ceremonies for the former supreme leader of Iran over the coming days. This event is described as an 'intensely political moment' by sources, reflecting the significant impact of the leader's legacy on the region.

Thousands of people gathered in Tehran to commemorate Ashura, marking the first observance since the death of Iranian supreme leader Ali Khamenei during the ongoing US-Iran war. The event reflects the significant impact of Khamenei's killing on the Iranian populace and their religious practices.

Iran has observed the second day of funeral processions for its late Supreme Leader Ali Khamenei, with large crowds participating despite a heatwave, according to Al Jazeera.

Iran is set to shut down on Sunday and Monday to facilitate a larger turnout for the funeral procession commemorating Supreme Leader Ali Khamenei. The event aims to promote messages of continuity and revenge, reflecting the government's stance during this period of mourning.