Radulf was the Duke of Thuringia (dux Thoringiae) from 632 or 633 (certainly before 634) until his death after 642. This is a list of the rulers of Thuringia, an historical and political region of Central Germany. He was a son of Chamar, a Frankish aristocrat, and he rose to power under Dagobert I. The Franks or Frankish people (Franci or gens Francorum) were West Germanic tribes first identified in the 3rd century as an Ethnic group Dagobert I (c 603 &ndash 19 January 639) was the king of Austrasia (623&ndash634 king of all the Franks (629&ndash634 and king of
Radulf fought successfully against the Wends of Samo. Samo (died 658 was a Frankish merchant from the "Senonian country" ( Senonago) probably modern Sens, France. He subsequently revolted and allied with the Agilolfing Duke of Bavaria, Fara. The Agilolfings were a family of either Frankish or Bavarian nobility that ruled the Duchy of Bavaria on behalf of their Merovingian suzerains The following is a list of rulers during the History of Bavaria. He became powerful in the region of Franconia around the river Main, but Dagobert defeated Fara quickly and easily. Franconia (Franken is a historic region of Germany comprising the northern parts of the modern state of Bavaria and the area to its immediate west The Main (maɪn is a River in Germany, 524 km (329 miles long (including White Main 574 km (357 mi and it is one of the more significant tributaries Entrenched in his fortress on the Unstrut, however, Radulf was not overcome. The Unstrut is a River in Germany, left tributary of the Saale.
In 642, he rebelled against Sigebert III and defeated his army, taking the title of rex or king of Thuringia. Sigebert III (c 630&ndash656/660 was the king of Austrasia from 634 to his death probably on 1 February 656, or maybe as late as 660  His success is usually considered an inicator of the roi fainéant phenomenon and of the undoing of the Merovingianc' accomplishments. Roi fainéant is a French language phrase meaning "do-nothing king" His sons, Theotbald and Heden I, succeeded him.