# Peter III of Aragon

> King of Aragon and Valencia (1276–85); King of Sicily (1282–85)

**Wikidata**: [Q312311](https://www.wikidata.org/wiki/Q312311)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Peter_III_of_Aragon)  
**Source**: https://4ort.xyz/entity/peter-iii-of-aragon

## Summary
Peter III of Aragon was a monarch who ruled as King of Aragon and Valencia from 1276 to 1285 and as King of Sicily from 1282 to 1285. His reign was marked by his role as a ruler within the Crown of Aragon, a composite monarchy that existed from 1162 to 1716.

## Biography
- Nationality: Aragonese
- Known for: Governing the Crown of Aragon and expanding its territories
- Employer(s): Crown of Aragon
- Field(s): Royalty, governance

## Contributions
Peter III of Aragon ruled over the Crown of Aragon, which included the kingdoms of Aragon and Valencia, as well as Sicily. His reign saw the expansion of the Crown of Aragon's territories, solidifying its political and territorial influence in the medieval period.

## FAQs
**What territories did Peter III of Aragon rule over?**
Peter III of Aragon ruled over Aragon and Valencia as King of Aragon and Valencia (1276–85) and Sicily as King of Sicily (1282–85).

**Who was Peter III of Aragon's employer?**
Peter III of Aragon was employed by the Crown of Aragon, a composite monarchy that existed from 1162 to 1716.

**What was the significance of Peter III of Aragon's reign?**
Peter III of Aragon's reign was significant for expanding the territories of the Crown of Aragon, which included Aragon, Valencia, and Sicily.

## Why They Matter
Peter III of Aragon's reign was crucial in shaping the political landscape of the Crown of Aragon, which became a dominant force in medieval Europe. His rule helped consolidate the territories under his control, influencing later medieval governance and territorial expansion.

## Notable For
- Ruled the Crown of Aragon, including Aragon and Valencia (1276–85)
- Expanded the territories of the Crown of Aragon by including Sicily (1282–85)
- Played a key role in the political and territorial development of the Crown of Aragon

## Body
### Early Life
Peter III of Aragon was born into the royal family of Aragon, a region that would later become a central part of the Crown of Aragon. His early life was shaped by his lineage and the political dynamics of the time.

### Reign and Governance
Peter III of Aragon ascended to the throne in 1276, ruling as King of Aragon and Valencia until 1285. His reign was marked by strategic governance and territorial expansion. In 1282, he also became King of Sicily, further solidifying the Crown of Aragon's influence in the Mediterranean.

### Influence and Legacy
Peter III of Aragon's reign had a lasting impact on the Crown of Aragon, which became a significant political entity in medieval Europe. His rule helped shape the region's governance and territorial boundaries, influencing later medieval history.

## References

1. Integrated Authority File
2. Comtes, reis, comtesses i reines de Catalunya
3. Source
4. The Peerage
5. Genealogics
6. Faceted Application of Subject Terminology
7. Biblioteca Virtual Miguel de Cervantes
8. Autoritats UB
9. VcBA (identifier)
10. Catalan Literature Dictionary
11. Gran Enciclopèdia Catalana
12. Great Aragonese Encyclopedia
13. Sapere Encyclopedia
14. Spanish Biographical Dictionary
15. Freebase Data Dumps. 2013
16. CERL Thesaurus
17. Dizionario di Storia
18. FactGrid
19. Sejm-Wielki.pl
20. Virtual International Authority File
21. HMML Authority File