 Pari gbolohun ti o tẹle: Ni ọdun 1866, Petruccelli jẹ oniroyin fun Journal des Débats lakoko awọn : Ogun Kẹta ti Òmìnira Itali, ní 1868, ó fẹ òǹkọwé ọmọ ilẹ Gẹẹsì, Maude Paley-Baronet, tí ó pàdé ní London ní 1867. Ni ọdun 1870 o tẹle Ogun Franco-Prussian, ti o sọ awọn iṣẹlẹ lati awọn barricades Parisian ati, lẹhin isubu ti Paris Commune, o ti le kuro ni Ilu Faranse nipasẹ aṣẹ ti Adolphe Thiers ti o yipada awọn ọrọ kikorò fun ti o daabobo awọn Communards. 