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 in the Austrian Empire hired a new commander and attempted to unite with Romanian democrat Avram Iancu, who was known as "Crăişorul Munţilor" ("The Prince of the Mountains"). However, division and mistrust were too severe. Three days after the start of hostilities in Italy, Charles Albert of Sardinia abdicated the throne of Piedmont-Savoy, essentially ending the Piedmontese return to war. Renewed military conflicts cost the Empire the little that remained of its finances. Another challenge to Habsburg authority came from Germany and the question of either "big Germany" (united Germany led by Austria) or "little Germany" (united Germany led by Prussia). The Frankfurt National