The Congress of Vienna. According to Wikipedia “The Congress of Vienna of 1814–1815 was a series of international diplomatic meetings to discuss and agree upon a possible new layout of the European political and constitutional order after the downfall of the French Emperor Napoleon Bonaparte.” There were five powers in this meeting, Great Britain, France, Russia, Prussia, and Austria. This meeting was to discuss and arrange order in France after Napoleon Bonaparte’s fall. 

According to Wikipedia, “The Carlsbad Decrees were a set of reactionary restrictions introduced in the states of the German Confederation by resolution of the Bundesversammlung on 20 September 1819 after a conference held in the spa town of Carlsbad, Austrian Empire.” according to Deutscher Bundestag, “The Carlsbad Decrees, adopted in 1819 at the instigation of Austria’s foreign minister, Klemens von Metternich, established a police-state regime of surveillance and repression, designed to keep a tight lid on any opposition activity.” 

According to Wikipedia, “Compulsory education refers to a period of education that is required of all people and is imposed by the government. This education may take place at a registered school or at other places. Compulsory school attendance or compulsory schooling means that parents are obliged to send their children to a certain school.” The first country to do this was Germany in the year 1592.