Karam Singh Dullu, was an eighteenth century Bhangi Jat Sardar, was the chief of Jharing district, along the River Chenab. He commanded about 2,000 cavalry and 1,000 infantry as a permanent force, and could on occasions muster 6,000 horse and 3,000 foot. He had eight strong forts in his territory. Karam Singh had seized this territory from Sials, a warlike Muslim tribe.
Reference:-
- Gupta, Hari Ram, History of the Sikhs, vol. IV. Delhi, 1982