Świętopełk I sometimes called "Świętopełk of Nakło" to distinguish him from other rulers of the same name, was one of the first known Dukes of Pomerania; in the years 1109/13 to 1121 he ruled over Pomerelia.

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Key facts

Occupation: aristocrat
Born: 1100
Died: 1200

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Overview

From Wikipedia (CC BY-SA 4.0).