813 - Godfred`s 5 sons returned

The Danish kings claimed that Vestfold, and the rich trading town Kaupang was part of his kingdom, but the local Norwegian chieftains probably had another opinion.

Reginfred and Harald Klak traveled to the Eider to renew the Danish-Frankish peace treaty, when they returned they had to make a crush a rebellion to reestablish control over Vestfold, Norway. When they came back from Sweden, where they had lived as refugees under the civil war they chased Harald Klak and Reginfred out of the country.

Viking attacked Mayo and the south-west Irish coast. After last years defeat they returned and took revenge killing the local King, Coscrach.
Viking weapons
Most Vikings were armed alike, wearing a conical helmet (without horns or wings and if they were wealthy chain mail.
Vikings carried a sword or an axe and a round wooden shield with a central metal boss to protect the hand. The axe could be either single or double bladed and usually bore carved decorations in the metal