Revolutions of 1848 in the Austrian Empire even socialist currents resisted the Empire's longstanding conservatism. The events of 1848 were the product of mounting social and political tensions after the Congress of Vienna of 1815. During the "pre-March" period, the already conservative Austrian Empire moved further away from ideas of the Age of Enlightenment, restricted freedom of the press, limited many university activities, and banned fraternities. Conflicts between debtors and creditors in agricultural production as well as over land use rights in parts of Hungary led to conflicts that occasionally erupted into violence. Conflict over organized religion was pervasive in pre-1848 Europe. Tension came both from within
Revolutions of 1848 of the peasants. European middle classes made political and economic gains over the next 20 years; France retained universal male suffrage. Russia would later free the serfs on February 19, 1861. The Habsburgs finally had to give the Hungarians more self-determination in the "Ausgleich" of 1867. The revolutions inspired lasting reform in Denmark, as well as the Netherlands. The Texas Hill Country was settled by German intellectuals fleeing the reactionary purges (German Texans). More widely, many disillusioned and persecuted revolutionaries, in particular (though not exclusively) those from Germany and the Austrian Empire, left their homelands for foreign exile in the