# Ad abolendam (1184)

URL: https://christianity-history.com/timeline/1184-ad-abolendam
Location: Verona, Italy
Themes: Theology

Pope Lucius III's decree against heresy establishes the episcopal inquisition. At this point in the timeline (1184), the Bishop of Rome was Pope Lucius III (1 September 1181 – 25 November 1185).

## Why it matters
Ad abolendam mattered because it shaped how Christians understand God, Christ, salvation and the church.

Pope at the time: [Pope Lucius III](https://christianity-history.com/popes/pope-lucius-iii)

## Sources
- [Wikipedia — Ad abolendam](https://en.wikipedia.org/wiki/Ad_abolendam)
- [Encyclopaedia Britannica topic lookup — Ad abolendam](https://www.britannica.com/search?query=Ad+abolendam)
- [Wikipedia — Medieval Church (period overview)](https://en.wikipedia.org/wiki/History_of_the_Catholic_Church#Middle_Ages)