# Diet of Pentecost

> Hoftag of the Holy Roman Empire organised by Emperor Frederick I in Mainz

**Wikidata**: [Q1710455](https://www.wikidata.org/wiki/Q1710455)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Diet_of_Pentecost)  
**Source**: https://4ort.xyz/entity/diet-of-pentecost