This council officially asserted the pope's right to proclaim doctrines ex cathedra, which makes them free from human error and was called by Pius IX.
Hans Kung has harshly criticized this meeting's most controversial decision, which was explicitly reaffirmed in the later Lumen Gentium. This meeting's Pastor Aeternae officially documented the Church's belief in Peter's primacy over the other apostles. It was preceded by a document which outlined reprehensible contemporary trends like rationalism and atheism. This council was called by the author of the (*) Syllabus of Errors and was cut short by the Franco-Prussian War. This council officially asserted the pope's right to proclaim doctrines ex cathedra, which makes them free from human error and was called by Pius IX. For 10 points, name this 1869-1870 century ecumenical council that established papal infallibility and shares its name with the city the Pope lives in.
Hans Kung has harshly criticized this meeting's most controversial decision, which was explicitly reaffirmed in the later Lumen Gentium.
Vatican I [or First Vatican Council; or Concilium Vaticanum Primum]