958 - Haakon the good defeated the sons of Gundhild

The Norwegians was driven out of Zealand and the sons of Gundhild attacked Norway. At Avaldnes Haakon the good defeated them again and they had to return to Denmark.
King Gorm the old died according to the Jelling rune stones.
The big Silver cup was found in France , the little was found in the Jelling tomb, so it must have belonged to Thyra or Gorm the old.