Background
He was born to Margrave Adalbert of Austria and his wife Frozza Orseolo, daughter of Doge Otto Orseolo of Venice.
He was born to Margrave Adalbert of Austria and his wife Frozza Orseolo, daughter of Doge Otto Orseolo of Venice.
He increased the territory of his margraviate by amalgamating the Bohemian and Hungarian frontier marches up to the Thaya, March and Leitha rivers in what is today Lower Austria. In his time, the colonisation of the remote Waldviertel region was begun by his ministeriales, the Kuenring knights. In the commencing Investiture Controversy, he sided with King Henry IV of Germany and battled against the Saxons, dying at the Battle of Langensalza.
He was a member of the House of Babenberg.