"Trattato di pace tra il regno d'Italia e l'impero d'Austria concluso a Vienna il 3 ottobre 1866"

This procedure concerns the ratification of the peace treaty signed in Vienna on October 3, 1866, officially ending the conflict between the Kingdom of Italy and the Austrian Empire. It marks a significant territorial and political shift in the Italian peninsula. The treaty's ratification affects national borders, political alliances, and the future development of Italy. It is a crucial step in consolidating the Italian state and establishing new regional dynamics.