The Battle of Mortemer was a defeat for Henry I of France when he led an army against his vassal, William the Bastard, Duke of Normandy in 1054.
The Battle of Mortemer was a defeat for Henry I of France when he led an army against his vassal , William the Bastard , Duke of Normandy in 1054 .
What is the date when Battle of Mortemer happened?
What is the date when Battle of Mortemer happened ?
1054
1054