Date / time
Date(s) - 24 November - 29 November
American Academy in Rome
On Monday 30 November 1215 in the Basilica of St John Lateran, Innocent III brought the first assembly of the whole Church since the Council of Chalcedon (451) to a rousing finale by summoning all the delegates to unite in faith and by issuing Ad Liberandam, an encyclical calling for a crusade to liberate the Holy Land. This Council, fourth in the Lateran series, but the twelfth ecumenical gathering of the Church in the Western tradition, included the five patriarchs or their representatives, together with more than one thousand bishops, abbots and other dignitaries, both ecclesiastical and secular.
Read more: Concilium Lateranense IV