First Vatican Council

In an alternative history, the First Vatican Council would have taken up the matter (although one does hesitate before using "First Vatican Council" and "alternative history" in the same sentence).

Catholic Sensibility 2009

But he and his predecessor are hamstrung by a doctrine, established only 1870 at the First Vatican Council, that in matters of doctrine Popes are infallible, which severely hinders their ability to admit error.

Rabbi Shmuley Boteach: Royal Weddings and Human Idols Rabbi Shmuley Boteach 2011

But he and his predecessor are hamstrung by a doctrine, established only 1870 at the First Vatican Council, that in matters of doctrine Popes are infallible, which severely hinders their ability to admit error.

Rabbi Shmuley Boteach: Royal Weddings and Human Idols Rabbi Shmuley Boteach 2011

But he and his predecessor are hamstrung by a doctrine, established only 1870 at the First Vatican Council, that in matters of doctrine Popes are infallible, which severely hinders their ability to admit error.

Rabbi Shmuley Boteach: Royal Weddings and Human Idols Rabbi Shmuley Boteach 2011

But he and his predecessor are hamstrung by a doctrine, established only 1870 at the First Vatican Council, that in matters of doctrine Popes are infallible, which severely hinders their ability to admit error.

Rabbi Shmuley Boteach: Royal Weddings and Human Idols Rabbi Shmuley Boteach 2011

But he and his predecessor are hamstrung by a doctrine, established only 1870 at the First Vatican Council, that in matters of doctrine Popes are infallible, which severely hinders their ability to admit error.

Rabbi Shmuley Boteach: Royal Weddings and Human Idols Rabbi Shmuley Boteach 2011

But he and his predecessor are hamstrung by a doctrine, established only 1870 at the First Vatican Council, that in matters of doctrine Popes are infallible, which severely hinders their ability to admit error.

Rabbi Shmuley Boteach: Royal Weddings and Human Idols Rabbi Shmuley Boteach 2011

The First Vatican Council proclaimed the doctrine of papal infallibility and limited it to ex cathedra definitions on Faith and Morals in which the Faithful are seriously bound to believe what is being proclaimed.

Solemn Pontifical Mass in St. Peter's Basilica, October 18, 2009 2009

No one is absolutely right except Our Lord and Savior Jesus Christ, God the Father in Heaven and the Holy Spirit and the Church Christ founded – i.e., when speaking ex cathedra according to the specific limitations outlined in the First Vatican Council.

Bishop Alfonso de Galarreta chairman of the SSPX commission 2009

Also John XXIII, in his opening discourse to the Council, could speak of “renewed, serene and tranquil adhesion to all the teachings of the Church in its entirety and preciseness, as it still shines forth in the Acts of the Council of Trent and the First Vatican Council”.

Archive 2009-03-01 2009