▁du ke ▁of ▁Sax ony ▁on ▁L oth air ' s ▁death . ▁L oth air ▁left ▁his ▁territory ▁around ▁Brun sw ick , ▁inherited ▁from ▁his ▁mother ▁of ▁the ▁Brun on ids , ▁to ▁his ▁daughter ▁Ger tr ud . ▁Her ▁husband ▁Henry ▁the ▁Pr oud ▁became ▁then ▁the ▁fav oured ▁candidate ▁in ▁the ▁imperial ▁election ▁against ▁Con rad ▁III ▁of ▁the ▁H ohen st auf en . ▁But ▁Henry ▁lost ▁the ▁election , ▁as ▁the ▁other ▁princes ▁fe ared ▁his ▁power ▁and ▁temper ament , ▁and ▁was ▁dispos s essed ▁of ▁his ▁duch ies ▁by ▁Con rad ▁III . ▁Henry ' s ▁brother ▁W elf ▁VI ▁( 1 1 1 5 – 1 1 9 1 ), ▁Mar gra ve ▁of ▁T usc any , ▁later ▁left ▁his ▁Sw ab ian ▁territ ories ▁around ▁Rav ens burg , ▁the ▁original ▁poss essions ▁of ▁the ▁E lder ▁House ▁of ▁W elf , ▁to ▁his ▁nep hew ▁Emperor ▁Frederick ▁I ▁and ▁thus ▁to ▁the ▁House ▁of ▁H ohen st auf en . ▁ ▁The ▁next ▁du ke ▁of ▁the ▁W elf ▁dynast y ▁Henry ▁the ▁Lion ▁recovered ▁his ▁father ' s ▁two ▁duch ies , ▁Sax ony ▁in ▁ 1 1 4 2 , ▁Bav aria ▁in ▁ 1 1 5 6 ▁and ▁thus ▁ruled ▁vast ▁parts ▁of ▁Germany . ▁ ▁In ▁ 1 1 6 8 ▁he ▁married ▁Mat ilda ▁( 1 1 5 6 – 1 1 8 9 ), ▁the ▁daughter ▁of ▁Henry ▁II ▁of ▁England ▁and ▁Ele an or