Relevant articles:
Old Pomerania refers to the tribal and medieval periods of Pomeranian history that predate the later German and modernly Polish control of the region.
The Pomeranian Confederation refers to the union of multiple West-Slavic tribes ruled by the descendents of Klod The Conqueror in the aftermath of his death. It included every Slavic tribe along the southern Baltic coast, most importaint of which are the Rani Tribe, Wolinian Tribe and the Obotrite Tribe. The Chiefs of these three tribes would form the Three Great Houses that would have exceptionally big power in Pomerania and Clodya.
Zhanzh Tomislav Biborjanov tii Rani took on the title Rex Pomoranorum in 809.