# Valentinian III

> emperor of the Western Roman Empire (419-455)

**Wikidata**: [Q170026](https://www.wikidata.org/wiki/Q170026)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Valentinian_III)  
**Source**: https://4ort.xyz/entity/valentinian-iii

## Summary
Valentinian III was the emperor of the Western Roman Empire from 419 to 455. He ruled during a critical period of decline for the empire, marked by political instability and military challenges. His reign was characterized by efforts to maintain Roman authority in Gaul and Italy, though his rule ultimately failed to prevent the empire's eventual collapse.

## Biography
- Born: July 2, 419
- Nationality: Roman
- Education: Not specified
- Known for: Governing the Western Roman Empire during its final decades
- Employer(s): Western Roman Empire
- Field(s): Political leadership, military governance

## Contributions
Valentinian III ruled as emperor from 419 to 455, overseeing the Western Roman Empire during its decline. His reign was marked by political instability, including the assassination of his father, Honorius, and the succession crisis that followed. Valentinian III faced significant military challenges, particularly from Germanic tribes, and struggled to maintain Roman authority in Gaul and Italy. His rule ultimately contributed to the empire's eventual collapse in 476.

## FAQs
**When did Valentinian III rule?**
Valentinian III ruled the Western Roman Empire from 419 to 455.

**What was Valentinian III known for?**
Valentinian III is known for his role in governing the Western Roman Empire during its final decades, marked by political instability and military challenges.

**Who succeeded Valentinian III?**
Valentinian III was succeeded by Petronius Maximus in 455.

## Why They Matter
Valentinian III's reign marked a critical period in the decline of the Western Roman Empire. His leadership during a time of political and military instability shaped the empire's final years, contributing to its eventual collapse in 476. His rule highlights the challenges faced by Roman leadership in maintaining authority amid external threats and internal strife.

## Notable For
- Ruled the Western Roman Empire from 419 to 455
- Faced political instability and military challenges during his reign
- Contributed to the eventual collapse of the Western Roman Empire in 476

## Body
### Early Life and Succession
Valentinian III was born on July 2, 419. He ascended to the throne following the assassination of his father, Emperor Honorius, in 423. His succession was marked by political instability, as he was only 4 years old at the time of his father's death. The regency of his mother, Galla Placidia, played a crucial role in his early rule.

### Reign and Challenges
Valentinian III ruled the Western Roman Empire from 419 to 455. His reign was characterized by significant military challenges, including conflicts with Germanic tribes and internal power struggles. He faced the threat of the Visigoths and Vandals, which posed serious challenges to Roman authority in Gaul and Italy.

### Political Instability and Decline
Valentinian III's rule was marked by political instability, including the assassination of his father and the succession crisis that followed. His efforts to maintain Roman authority were ultimately unsuccessful, contributing to the empire's decline. His reign ended in 455, with his successor, Petronius Maximus, marking the beginning of the empire's final collapse.

### Legacy and Impact
Valentinian III's reign highlighted the challenges faced by the Western Roman Empire during its final decades. His leadership during a time of political and military instability shaped the empire's decline, ultimately contributing to its collapse in 476. His rule remains a significant period in Roman history, reflecting the empire's struggles to maintain authority amid external threats and internal strife.

## References

1. Integrated Authority File
2. Q45268045
3. International Standard Name Identifier
4. Virtual International Authority File
5. BnF authorities
6. [Encyclopædia Britannica Online](https://www.britannica.com/biography/Valentinian-III)
7. Freebase Data Dumps. 2013
8. IdRef
9. Autoritats UB
10. Treccani's Enciclopedia on line
11. Enciclopedia Treccani
12. Dizionario di Storia
13. HMML Authority File