# Demetrius II Nicator

> Seleucid king from 145 to 138 BC

**Wikidata**: [Q309719](https://www.wikidata.org/wiki/Q309719)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Demetrius_II_Nicator)  
**Source**: https://4ort.xyz/entity/demetrius-ii-nicator

## Summary
Demetrius II Nicator was a Seleucid king who ruled from 145 to 138 BC. He was a sovereign leader of the Hellenistic-era Seleucid Empire, a Greek state in Western Asia that existed from 312 to 63 BC.

## Biography
- Born: [date and place not specified]
- Nationality: Seleucid (part of the broader Hellenistic Greek identity)
- Education: [not specified]
- Known for: Governing the Seleucid Empire during a period of decline
- Employer(s): Seleucid Empire (312–63 BC)
- Field(s): Political leadership, governance of a Hellenistic state

## Contributions
Demetrius II Nicator's reign marked a period of continued decline for the Seleucid Empire, which was already weakened by internal strife and external pressures. His rule from 145 to 138 BC was characterized by the empire's struggle to maintain control over its territories, as it faced challenges from rival powers and internal instability. The Seleucid Empire, founded in 312 BC, had been a dominant force in Western Asia but by the time of Demetrius II's reign, it was in a state of decline, eventually collapsing by 63 BC.

## FAQs
- **What was Demetrius II Nicator's role in history?**
  Demetrius II Nicator was a Seleucid king who ruled from 145 to 138 BC, leading the empire during a period of decline.

- **Where did Demetrius II Nicator rule?**
  He ruled the Seleucid Empire, a Hellenistic-era Greek state in Western Asia.

- **What was the Seleucid Empire known for?**
  The Seleucid Empire was a major Hellenistic state that existed from 312 to 63 BC, known for its cultural and political influence in Western Asia.

## Why They Matter
Demetrius II Nicator's reign is significant as it reflects the broader decline of the Seleucid Empire, which had once been a powerful Hellenistic state. His leadership occurred during a time when the empire was already weakened by internal conflicts and external pressures, setting the stage for its eventual collapse. The Seleucid Empire's decline had broader historical implications, contributing to the shifting power dynamics in the region and the eventual rise of other states.

## Notable For
- Ruled the Seleucid Empire from 145 to 138 BC
- Led the empire during a period of decline
- Part of the broader Hellenistic Greek identity

## Body
### Early Life
Demetrius II Nicator's early life is not well-documented, but he was a member of the Seleucid royal family, which had ruled the empire since its founding in 312 BC.

### Reign and Governance
Demetrius II Nicator ascended to the throne in 145 BC, succeeding his father, Antiochus V Eupator. His reign was marked by the empire's continued decline, as it struggled to maintain control over its territories. The Seleucid Empire had been weakened by internal strife and external pressures, and by the time of Demetrius II's rule, it was already in a state of decline.

### Legacy
Demetrius II Nicator's reign ended in 138 BC, and the Seleucid Empire continued to decline under subsequent rulers. The empire eventually collapsed in 63 BC, marking the end of its nearly 250-year existence. His rule was part of a broader historical trend that saw the decline of the Hellenistic states and the rise of new powers in the region.

## References

1. Source
2. Virtual International Authority File
3. Freebase Data Dumps. 2013
4. CERL Thesaurus