# Duchy of Sandomierz

> Polish fiefdom of 1138 to 1320

**Wikidata**: [Q16933165](https://www.wikidata.org/wiki/Q16933165)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Duchy_of_Sandomierz)  
**Source**: https://4ort.xyz/entity/duchy-of-sandomierz