They pledged allegiance by paying visit to the holy mausoleum of Imam Khomeini, the world religious and spiritual leader.
Thousands of volunteers alongside the Iranian armed forces defended their land against aggression and shielded divine and human values after former Iraqi dictator Saddam backed by some colonial powers launched war against Iran in 1980s.
The Iranian revolution in 1979 under the wise leadership of Imam Khomeini strengthened the Muslims and changed equation of power in the interest of the oppressed nations.
Imam Khomeini mausoleum, located on the outskirts of the Iranian capital, Tehran is visited by thousands of pilgrims and visitors from across Iran and other parts of the world each year.
Analysts and pundits believe that Imam Khomeini legacy has been increasingly popular among the youth and would continue to guide the generations for future centuries.