AI overview
I don't have any context provided about what "1504" refers to. Could you please clarify what "1504" is (a historical year, artwork, event, book, etc.) or provide the context you'd like me to base the overview on?
AI-generated from the Wikipedia summary — may contain errors.
Article
January 31: Treaty of Lyon signed
Year 1504 (MDIV) was a leap year starting on Monday of the Julian calendar.