Kammala wannan jumlar: A shekara ta 1859, Faransa ta goyi bayan Masarautar Sardinia a cikin yaƙi da Austria, Yaƙin Austro-Sardinian. Napoleon III bai cika alkawuransa ga Cavour don yin yaƙi ba har sai an ci duk Masarautar Lombardy-Venetia. Bayan yaƙe-yaƙe na jini na
Magenta da Solferino, duka nasarar Faransanci, Napoleon ya yi tunanin yakin ya yi tsada sosai don ci gaba kuma ya yi zaman lafiya daban a bayan bayan Cavour wanda kawai Lombardy za a ba shi.