义务教育
Throughout history, compulsory education laws have typically been the latest form of education intervention enacted by states. In general, governments in Europe and Latin America began to intervene in primary education an average of 107 years before democratization as measured by Polity. Compulsory education laws, despite being one of the last measures introduced by central governments seeking to regulate primary education, nevertheless were implemented an average of 52 years before democratization as measured by Polity and 36 years before universal male suffrage.