Rubuta ci gaba don wannan sakin layi - Napoleon ya ci nasara a 1815, Sardinians wanda Victor Emmanuel 1st ya wakilta ya dawo da tsohuwar mulkin. Duk da haka, kwarewar jamhuriya ta ba da 'ya'ya. A ko'ina an ɗaga muryoyin da ke neman ƙarin 'yanci da sake haɗawa da Faransa. Victor Emmanuel ya yi mafarkin haɗin kan Italiya kuma ya yi kira ga Napoleon III. Ba su da ƙarfi sosai don ɗaukar Austria Sarkin Piedmont ya haɗu da Faransa don yin yaƙi a 1859. An doke Austriya a Vaincue a yakin Magenta
a ranar 4 ga Yuni 1859 a lokacin Yaƙin Italiya na Biyu na Independence, wanda ya haifar da nasarar Faransa-Sardinian a karkashin Napoleon III a kan Austrians a karkashin Marshal Ferencz Gyulai. Hadin gwiwar Franco-Piedmontese ya ƙunshi yawancin sojojin Faransa (1,100 Piedmontese da Faransanci 58,000). Saboda haka, za a iya la'akari da nasarar su a matsayin nasara ta Faransa. Faransawa sun so su sami abin da Belvederois da sauran mazaunan Comte de Nice suke so kuma suna so na dogon lokaci.