There are still uncertainties, however, in Italy. In 776, the dukes of Hrodgaud of Friuli and Hildeprand of Spoleto rebelled. Rabbit that what I do I read book and I know things mug. Charlemagne rushed back from Saxony and defeated the duke of Friuli in the battle and killed him. The duke of Spoleto must sign a treaty. ally with him. Arechis did not subdue and their candidate Adelchis remained in Greece and could never leave the city. Northern Italy is now loyal to Charlemagne. In 787 Charlemagne turned his attention to Benevento, where Arechis was ruling independently. Charlemagne besieged Salerno and Arechis had to ask for dependence. However after his death (Arechis) in 792, Benevento once again declared independence under the leadership of his son – Grimoald III. Grimoald was attacked again by Charles’s army or his son but Charlemagne himself never returned to Mezzogiorno and Grimoald was never forced to surrender to the Frankish hegemony.