The Apostolic Palace of the Lateran, informally the Lateran Palace, is an ancient palace of the Roman Empire and later the main papal residence in Rome.
Saint John in Lateran square with the Lateran Palace (left) and the Archbasilica of Saint John Lateran (right) and the Obelisk of the Egyptian Pharaoh Thutmosis III in front
Copy of the Byzantine mosaics that used to be on the apse of the Leonian Triclinium, one of the main halls of the ancient Lateran palace
The remaining end wall of the Leonian Triclinium (right) shares a building with the Santa Scala (entrance at left), now across the square from the main Renaissance palace
Base of obelisk with citation of Emperor Constantine I
The Lateran Treaty was one component of the Lateran Pacts of 1929, agreements between Italy under King Victor Emmanuel III and Duce Benito Mussolini and the Holy See under Pope Pius XI to settle the l
Lateran Palace
…or "Holy steps" are the largest of these. These are now incorporated into a separate building across the square from the main palace. Following the Lateran Treaty of 1929, the palace and adjoining basilica are extraterritorial properties of the Holy See. The site on which the Basilica di San Giovanni in Laterano…
Holy See and Italian delegations prior to signing the treaty
Francesco Pacelli was the right-hand man to Pius XI's Secretary of State Pietro Gasparri during the Lateran Treaty negotiations
The territory of Vatican City State, established by the Lateran Accords