Grief reigns supreme across Iran  as the nation commemorates the 25th anniversary of the passing of the late founder of the Islamic Republic, Ayatollah Seyyed Rouhollah Khomeini.
Iranians both at home and abroad are holding mourning ceremonies to mark the sad occasion .
Leader of the Islamic Revolution Ayatollah Seyyed Ali Khamenei is scheduled to address the gathering of mourners at Imam Khomeini’s mausoleum in the south of the capital, Tehran, on Wednesday.
Every year, large crowds of Iranians from across the country travel to Tehran to attend a commemoration ceremony at Imam Khomeini’s shrine to pay tribute to the late founder of the Islamic Republic.
Rouhollah Moussavi Khomeini, better known as Imam Khomeini, spearheaded Iran’s 1979 Islamic Revolution, which led to the overthrow of the US-backed Shah of Iran.
Imam Khomeini passed away on June 4, 1989 at the age of 87.