The Day of Islamic Republic, is celebrated on the 12th of Farvardin (1st April) as an important national holiday in Iran, commemorating the establishment of the Islamic Republic of Iran in 1979. On this day, people in Iran celebrate the country's transition to an Islamic republic, which marked a significant shift in its political system and governance. The Day of Islamic Republic is an important holiday in Iran, which highlights the country's political and cultural identity, and celebrates its achievements and aspirations as a nation.