Magnus ( – 23 August 1106) was the

duke of Saxony This article lists dukes, electors, and kings ruling over different territories named Saxony from the beginning of the Saxon Duchy in the 6th century to the end of the German monarchies in 1918. The electors of Saxony from John the Steadfast on ...

from 1072 to 1106. Eldest son and successor of Ordulf and

Wulfhild of Norway Wulfhild of Norway (1020 – 24 May 1071), Old West Norse: ''Úlfhildr Ólafsdóttir'', Swedish: ''Ulfhild Olofsdotter'', was a Norwegian princess, and a duchess of Saxony by marriage to Ordulf, Duke of Saxony. Life Wulfhild was born in 1020 a ...

, he was the last member of the

House of Billung The House of Billung was a dynasty of Saxon noblemen in the 9th through 12th centuries. The first known member of the house was Count Wichmann, mentioned as a Billung in 811. Oda, the wife of Count Liudolf, oldest known member of the Liudol ...

Rebellion

In 1070, before he was duke, he joined Otto of Nordheim, duke of Bavaria, in rebellion against the

Salian The Salian dynasty or Salic dynasty (german: Salier) was a dynasty in the High Middle Ages. The dynasty provided four kings of Germany (1024–1125), all of whom went on to be crowned Holy Roman emperors (1027–1125). After the death of the la ...

Emperor Henry IV. Otto was accused of being privy to a plot to murder the king, and it was decided he should submit to the ordeal of battle with his accuser. The duke asked for safe-conduct to and from the place of meeting. When this was refused he declined to appear, and was consequently deprived of Bavaria, while his Saxon estates were plundered. The rebellion was put down in 1071, and Magnus was captured. Magnus was imprisoned in the castle of Harzburg, the imposing imperial fortress which so inflamed the Saxon freemen. He was not released upon his accession to the Saxon duchy until seventy

Swabia Swabia ; german: Schwaben , colloquially ''Schwabenland'' or ''Ländle''; archaic English also Suabia or Svebia is a cultural, historic and linguistic region in southwestern Germany. The name is ultimately derived from the medieval Duchy of ...

ns captured in Lüneburg were released.

First battle of Langensalza

In 1073, Harzburg was destroyed and the anger of Henry aroused. He renewed the conflict with Saxony once more. At the first battle of Langensalza in 1075, Magnus was captured again. After being released again, he joined

Rudolf von Rheinfeld Rudolf of Rheinfelden ( – 15 October 1080) was Duke of Swabia from 1057 to 1079. Initially a follower of his brother-in-law, the Salian emperor Henry IV, his election as German anti-king in 1077 marked the outbreak of the Great Saxon Revolt a ...

duke of Swabia The Dukes of Swabia were the rulers of the Duchy of Swabia during the Middle Ages. Swabia was one of the five stem duchies of the medieval German kingdom, and its dukes were thus among the most powerful magnates of Germany. The most notable famil ...

and anti-king, and was present at the Battle of Mellrichstadt (7 August 1078), where he saved Rudolf's life. However, he and the Saxons never fully supported the Swabian Rudolf and he reconciled with Henry, even fighting the

Slavs Slavs are the largest European ethnolinguistic group. They speak the various Slavic languages, belonging to the larger Balto-Slavic branch of the Indo-European languages. Slavs are geographically distributed throughout northern Eurasia, main ...

with the royal forces.

Legacy

Magnus was an embittered enemy of the

archbishop of Bremen This list records the bishops of the Roman Catholic diocese of Bremen (german: link=no, Bistum Bremen), supposedly a suffragan of the Archbishopric of Cologne, then of the bishops of Bremen, who were in personal union archbishops of Hamburg (sim ...

, Adalbert, whose see he afflicted with repeated plundering raids. In 1106, the same year as Henry IV, he died. His duchy was given to

Lothair of Supplinburg Lothair III, sometimes numbered Lothair II and also known as Lothair of Supplinburg (1075 – 4 December 1137), was Holy Roman Emperor from 1133 until his death. He was appointed Duke of Saxony in 1106 and elected King of Germany in 1125 before ...

and his lands were split between his daughters by Sophia (married 1071), the daughter of

Béla I of Hungary Béla I the Boxer or the Wisent ( hu, I. Bajnok or Bölény Béla, sk, Belo I.; – 11 September 1063) was King of Hungary from 1060 until his death. He descended from a younger branch of the Árpád dynasty. Béla's baptismal name was ...

, going thus to the

house of Welf The House of Welf (also Guelf or Guelph) is a European dynasty that has included many German and British monarchs from the 11th to 20th century and Emperor Ivan VI of Russia in the 18th century. The originally Franconian family from the Meus ...

, via Wulfhilde (1075–1126), who married Duke Henry IX of Bavaria and to the house of Ascania via Eilika (1080 – 16 January 1142), who married Count

Otto of Ballenstedt Otto, Count of Ballenstedt, called Otto the Rich ( – 9 February 1123), was the first Ascanian prince to call himself count of Anhalt, and was also briefly named duke of Saxony. He was the father of Albert the Bear, who later conquered Brand ...

. {{DEFAULTSORT:Magnus, Duke Of Saxony 1040s births 1106 deaths Dukes of Saxony House of Billung