# Duchy of Opava

> Silesian duchy (1269–1918)

**Wikidata**: [Q566639](https://www.wikidata.org/wiki/Q566639)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Duchy_of_Troppau)  
**Source**: https://4ort.xyz/entity/duchy-of-opava


## References

1. Freebase Data Dumps. 2013
2. Bibliography of the History of the Czech Lands