The next few years required a balancing between his Italian patriotism and fealty to the Papal State.
He participated with papal troops under Giovanni Durando in the defense of Vicenza against Austrian forces Filippo lived in this period either at his Villa Paolina in Porano or in his family palace in the center of Orvieto.
The guard was called, and despite the efforts of the bishop Vespignani to calm both sides, shots broke out and one person died and various were wounded.
This and the subsequent reaction in the following years, led to his exile from the Papal States, and he remained in Tuscany until 1861.
[2] In Piedmont, he befriended Count Cavour and was able to revisit Rome with a Sardinian passport.