The Principality of Schaumburg proper, however, was partitioned among the agnatic Schauenburg heirs into three parts, one incorporated into the Principality of Lüneburg of the Duchy of Brunswick and Lüneburg, the second becoming the County of Schaumburg-Lippe and the third continuing the name County of Schaumburg, ruled in personal union by Hesse-Cassel. All the three are now part of the state of Lower Saxony.
The Principality of Schaumburg was divided among the Schauenburg heirs into three parts, one merged with the Principality of Lüneburg in the Duchy of Brunswick and Lüneburg, the second became the County of Schaumburg-Lippe, and the third retained the name County of Schaumburg, ruled jointly by Hesse-Cassel. All three are now part of Lower Saxony.