Second Lateran Council

Pope Innocent II, St. Lawrence, Pope Calixtus, Mary & Christ, mosaic, apse of Santa Maria in Trastevere, Rome.

The Second Lateran Council (A.D. 1139) was convoked by Pope Innocent II after the death of the antipope, Anacletus II (Peter Leoni). The Council sought to consolidate unity and reestablish ecclesial discipline. Image above links to Tanner translation of the Council decrees. ISBN recommendation: 0-87840-490-2