# Evil customs

> set of rules permitting nobles to persecute serfs in the Middle Ages in Catalonia, Aragon, and other places

**Wikidata**: [Q4171096](https://www.wikidata.org/wiki/Q4171096)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Evil_customs)  
**Source**: https://4ort.xyz/entity/evil-customs