Principality of Rügenball

Principality of Rügenball was a Danish HRE principality consisting of the island of Rügen and the adjacent mainland.

History
started back when it was a 2ball, then they form  Germaniaball, then after the Romans collapse, the Germans (germanics) spreaded into Western Europe, then the  Frankish Empireball came along, then forming the  HREball.