 Ideologically, they were heirs to the liberal socialism of Carlo Rosselli and to Piero Gobetti's liberal revolution, whose writings rejected Marxist economic determinism and aimed at the overcoming of class struggle and for a new shape of socialism, respect for civil liberty and for radical change in both the social and the economic structure of Italy.From January 1943, it published a clandestine newspaper, "L'Italia Libera" ("Free Italy"), edited by Leone Ginzburg.In the same year, members of the party came into contact with Allied secret services stationed in neutral Switzerland.