On the proclamation of papal infallibility in 1870, the government took the opportunity of declaring that the concordat had lapsed, on the ground that there was a fundamental change in the character of the papacy.
Finally, in the Vatican Council, the Jesuits saw another of their favourite theories - that of papal infallibility - elevated to the status of a dogma of the Church (see Vatican Council and Infallibility).
The exact formula for the papal infallibility is given by the Vatican Council in the following terms (Constit.
He gave a vigorous support to the promulgation of the dogma of Papal Infallibility in 1870.
He also took part, with Bishops Hefele and Haseberg, in the preparatory work of the Vatican Council and voted in favour of the doctrine of papal infallibility but against the opportuneness of its promulgation.
Violated by the Liberal constitution of 1867, which granted religious liberty, depotentiated by laws setting up lay jurisdiction over matrimonial cases and state control of education, it was abrogated in 1870 by Austria, who alleged that the proclamation of papal infallibility had so altered the status of one of the contracting parties that the agreement was void.
In 1869 the introduction of civil marriage did not tend to allay the strife, which reached its climax after the proclamation of the dogma of papal infallibility in 1870.
In ecclesiastical policy his views were moderate; thus he opposed the definition of the dogma of papal infallibility both before and during the Vatican council, but was among the first to accept the dogma when decreed.
Indeed, many prominent French and German divines still denied papal infallibility altogether; and Louis Napoleon had regularly fallen back on Richelieu's old device of stirring up the embers of Gallicanism, whenever the French clergy grew restive about his alliance with Victor Emmanuel.
On the restoration he urged his patron Ormonde to support the Irish Roman Catholics as the natural friends of royalty against the sectaries, and endeavoured to mitigate their lot and efface the impression made by their successive rebellions by a loyal remonstrance to Charles II., boldly repudiating papal infallibility and interference in public affairs, and affirming undivided allegiance to the crown.