While in 1156 Emperor Frederick Barbarossa invested Duke Vladislaus II of Bohemia with Upper Lusatia, the territory of the Margraviate of (Lower) Lusatia was further reduced by the establishment of the Margraviate of Landsberg (Osterland), the Principality of Anhalt and the Duchy of Saxe-Wittenberg.
In 1156, Emperor Frederick Barbarossa granted Upper Lusatia to Duke Vladislaus II of Bohemia. Concurrently, Lower Lusatia's territory was reduced by the creation of new entities: Margraviate of Landsberg (Osterland), Principality of Anhalt, and Duchy of Saxe-Wittenberg.