Chindaka Naga

The Chindaka Nagas were a dynasty that ruled over parts of modern-day Odisha and the historical region of Dakshina Kosala. 
Origin.
The Chindaka Nagas of central India were of Kannada origin.They are believed by certain historians to have arrived in the Chakrakota Mandala region (Bastar and Koraput) with the expedition of the Chola emperor Rajendra Chola.
History.
The Chindaka Nagas ruled over parts of the modern-day Indian state of Odisha and the historical region of Dakshina Kosala. 
The Telugu Chodas who invaded the region, settled as their feudal rulers.
Yosoraja I , the Telugucoda lieutenant of Chindaka Naga king Somesvara conquered the eastern parts of Kosala in 1069 AD. Naga Somesvara declared to have defeated the Udra chief and captured six lakh and ninety-six villages of Kosala. The Somavamsis, who had declined, began serving the Gangas, Kalachuri and Chindaka Nagas as chieftains.
The Chindaka Naga rulers called themselves as the "lords of Bhogavati and Nagavamsi".
The Chindaka Nagas were defeated by the Kakatiya vassal of Someshvara I, the Chalukya emperor. This dynasty continued to rule the region till the thirteenth century with not many details known about their rulers excepting a few.
Decline.
The Kalachuri king of Ratanpur, Jajalla-deva I (1090-1120 CE), invaded the Chindaka Naga territory in 1114 AD and annexed Kosala to his kingdom.
List of rulers.
The Chindaka Naga rulers are-