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Laying of the Foundation Stone

Name: Laying of the Foundation Stone
Start: 1506-04-18
Location: Rome

When: 18 April 1506
Where: Rome
Part of: Laying of the foundation stone of the new St. Peter's Basilica

Pope Julius II laid the foundation stone for the new St. Peter's Basilica in Rome on 18 April 1506.

The ceremony marked the official start of construction for the new basilica, which was intended to replace the ancient Constantinian structure. The project utilized Bramante's design and began on this specific date in Rome.

Sources

Pope Julius II Wikipedia, revision of 2026-09-03
St. Peter's Basilica Wikipedia, revision of 2026-09-18

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.