# Operation Undergo

> Allied siege and capture of Calais in 1944

**Wikidata**: [Q7097674](https://www.wikidata.org/wiki/Q7097674)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Operation_Undergo)  
**Source**: https://4ort.xyz/entity/operation-undergo


## References

1. Histropedia