# Operation Substance

> 1941 naval operation of WWII

**Wikidata**: [Q2216586](https://www.wikidata.org/wiki/Q2216586)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Operation_Substance)  
**Source**: https://4ort.xyz/entity/operation-substance


## References

1. Freebase Data Dumps. 2013