rajnagar was founded by bir singh, a great hindu raja in ancient times on whose name the district birbhum was formed

1206 1211 16th administration ajnagar ali ancient annexed area bakhtiyar bengal bir birbhum brought capital century conclusion control descendants district enjoyed entire feudatories formed founded gateway general great hindu however known later leads least mal mardan middle mughals muhammad muslim nagar name numerous occupied over pathans raged raj raja rajas rajnagar rent ruled seem seems shiran singh that this through todar under undisputed wars western whose zamindars