The Islamic Republic's Constitution was adopted in 1979 following the Iranian Revolution, establishing the framework for the governance of Iran. It combines elements of Islamic law and democratic principles, outlining the roles of various branches of government, including the Supreme Leader, the President, and the Parliament. The Constitution emphasizes the importance of Islamic values and the role of Shia Islam in public life. It guarantees certain rights to citizens, such as freedom of expression and assembly, while also imposing restrictions in line with Islamic principles. The document reflects the unique political and cultural context of Iran.