William I the Conqueror1054
King Henry I and Geoffrey Martel invade Normandy in separate columns to weaken William's growing power.
England · Warfare / France-Normandy War. Chronological records rendered directly from the World History Database.
King Henry I and Geoffrey Martel invade Normandy in separate columns to weaken William's growing power.
This factsheet is generated from stored World History Database records matching the country, broad category, detailed category and exact Event value shown above. Duplicate display records are collapsed; database wording is otherwise preserved. Source provenance varies by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.