Identity (especially cultural identity) for a system like Islamic Republic that is built on isolating its members and embedding them with hopelessness to keep them meek and servile, is like the plague. They try to cover up the roots and replace them with their ideology, because for divide and conquer you need to divide first. But all their works proved weaker, when after the murder of Mahsa Amini by the morality police in September, people realized they are more than ones.