Constantine himself probably gave the Church the Lateran Palace in Rome.
The Council assembled at the Lateran Palace and nearly a thousand prelates attended.
He then changed his mind, seized the Lateran Palace and became Pope for the third time in 1047-48.
The agreements were signed in the Lateran Palace, hence the name by which they are known.
The eight marble columns are originally from the Lateran Palace in Rome.
The Lateran Palace and basilica have been rededicated twice.
The Lateran Palace has also been the site of five Ecumenical councils.
Despite those actions the Lateran Palace and the basilica lost their former splendor.
The original Lateran Palace was torn down and replaced with a new building.
Prior to that, the Lateran Palace in Rome had been the papal seat.