Margravate of Meissen the occasion to conquer the margravial lands east of the Elbe and demanded the surrender of Meissen. The following German–Polish War ended with the 1018 Peace of Bautzen, whereby Meissen had to cede the Milceni region (later Upper Lusatia) to Poland. In 1031 however, King Conrad II of Germany was able to reconquer the Milceni lands, which were returned to Meissen. In 1046, Count Otto of Weimar-Orlamünde became margrave, followed by Egbert II of the Brunonids upon his death in 1067. Egbert II entered into a longstanding conflict with Emperor Henry IV, because of which he had to renounce the
Oda of Meissen husband as Queen of Poland on 18 April 1025. However, this is only a conjecture noted by medieval sources. Oda's further fate and place of burial are unknown. Oda of Meissen Oda of Meissen (, ; b. ca. 996 – d. aft. 1025), was a German noblewoman member of the Ekkehardiner dynasty and by marriage firstly Duchess and later the first Queen of Poland. She was the youngest daughter of Eckard I, Margrave of Meissen by his wife Suanhilde, daughter of Hermann Billung, Margrave of Saxony. On 30 January 1018 the Peace of Bautzen was signed between Henry II, Holy