sentences:  After replacing Henry the Proud as Duke of Saxony in 1138, Albert the Bear made Henry a "Graf" (count) of Holstein, but Henry was soon replaced by Adolf II.Gertrude of Süpplingenburg granted Henry a claim to Wagria to the east of Holstein.In response to a raid by the Obotrite prince Pribislav, Henry led a campaign into Wagria against the Polabian Slavs.