Key Facts
- Period
- c. 301–520 AD
- Core region
- Bactria, Central Asia, Punjab
- Established in Bactria
- c. 360–370 AD
- Invaded northwestern India
- c. 390–410 AD
- Named after
- Ruler Kidara (Chinese: Jiduoluo)
Imperial Zenith Metrics
Historical Trajectory
Phase I: Rise
Emerging from a Huna horde known in Latin sources as the Kermichiones, the Kidarites were named after their ruler Kidara. Around 360–370 AD, they seized Bactrian territories previously held by the Kushano-Sasanians, confining the Sasanian Empire to Merv. This established the first of four major Xionite/Huna states in Central Asia and demonstrated their capacity to challenge major regional powers.
Phase II: Zenith
At their height, the Kidarites controlled Bactria and adjoining parts of Central Asia, and around 390–410 AD extended their rule into the Punjab region of northwestern India, supplanting the remnant Kushan Empire there. Known to Byzantine sources as 'Kidarite Huns' and to Chinese annals as Lesser Yüeh-chih, they governed a strategically significant corridor linking Central Asia and the Indian subcontinent.
Phase III: Decline
The Kidarites were gradually displaced by the Alchon Huns and then overwhelmed by the rising Hephthalite Empire, which replaced them across their Central Asian and Indian territories approximately a century after the Kidarites' peak. By around 520 AD, the Kidarite state had ceased to exist as a political entity, its lands absorbed into the expanding Hephthalite domain.
Notable Imperial Reigns
Selected rulers mapping the empire’s trajectory