For the Italians still subjects of the Austro-Hungarian Empire as residents in the unredeemed lands (Trentino, Venezia Giulia, Fiume and Dalmatia) as for a large part of the interventionist front, what contemporaries called the Great War actually represented a Fourth War of Independence, the completion of the Risorgimento path that stopped at the Breach of Porta Pia (September 20, 1870) and then set aside due to the commitment of the Kingdom of Italy in colonial adventures and adherence to the Triple Alliance. This continuity with the Risorgimento struggles and the recognition finally of the requests brought forward by the irredentists resident on both sides...