900th anniversary: Pope Callixtus II and Holy Roman emperor Henry V agreed the Concordat of Worms...
History · Anniversaries · Fri, September 23, 2022
1122: Pope Callixtus II and Holy Roman emperor Henry V agreed the Concordat of Worms (pictured), ending the Investiture Controversy.
Source, method and history
- Source
- Wikipedia
- How we know
- Wikipedia "On this day" selected anniversary, 900 years (1122 to 2022).
- Recurs
- annual
- Feed
- Subscribe to Anniversaries
- Changes
- 2026-09-25: added to 2022-09-23