First Lateran Council

First Lateran Council, (1123), the ninth ecumenical council, held in the Lateran Palace in Rome during the reign of Pope Calixtus II; no acts or contemporary accounts survive. The council promulgated a number of canons (probably 22), many of which merely reiterated decrees of earlier councils. Other Lateran Councils Much of the discussion was occupied with disciplinary or quasi-political decisions relating to the Investiture Controversy settled the previous year by the Concordat of Worms. In...