In 1707 Prince Louis Rudolph managed to betroth people.marriage daughter Elisabeth Christine to Charles VI of Habsburg and to get Charles ' elder brother Emperor Joseph I to raise his county to an immediate principality , thus ending Halberstadt 's mediate liege lordship .

In an attempt to improve relations , Henry met with Louis at Paris and Mont-Saint-Michel in 1158 , agreeing to betroth people.marriage 's eldest living son , the Young Henry , to Louis 's daughter Margaret .