# Duchy of Oldenburg

> historical duchy centred on Oldenburg in what is now north-western Germany

**Wikidata**: [Q697084](https://www.wikidata.org/wiki/Q697084)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Duchy_of_Oldenburg)  
**Source**: https://4ort.xyz/entity/duchy-of-oldenburg


## References

1. Freebase Data Dumps. 2013