 Adalrich first enters history as a member of the faction of nobles which invited Childeric II to take the kingship of Neustria and Burgundy in 673 after the death of Chlothar III.He married Berswinda, a relative of Leodegar, the famous Bishop of Autun, whose party he supported in the civil war which followed Childeric's assassination two years later (675).Adalrich was duke by March 675, when Childeric had granted him "honores" in Alsace with the title of "dux" and asked him to transfer some land to the recently founded (c. 662) abbey at Gregoriental on behalf of Abbot Valedio.