At its peak, the Kharagpur Raj encompassed parts of the modern-day districts of Munger, Bhagalpur, Jamui, Lakhisarai, Godda and Deoghar.

[2] Sangram Singh initially pledged allegiance to Akbar however from 1601 onwards he rebelled against the Mughals and attempted to declare independence with the help of his son, Toral Mal.

[7] He was ordered to assist Mahabat Khan in repelling an invasion by the Afghans of Balkh and dealing with insurrections by the Bundela Rajputs and he was successful in these endeavours.

[2] Tahawar Singh (also known as Kunwar Tahawurr Asad), the son of Raja Bahroz, ruled Kharagpur from 1676 to 1727 and was a contemporary of Emperor Aurangzeb.

He played an active role in multiple Mughal expeditions against rebellious forces including the nearby Chero dynasty of Palamu in modern-day Jharkhand and the Jaintia kingdom of Sylhet.

By the time Rahmat Ali Khan became ruler in the 1800s, Kharagpur had lost its prior position as a prominent chieftaincy in the Mughal Empire and was now a zamindari estate in financial trouble.

[3] He fell into arrears with the government revenue and was forced to sell much of his estate to the zamindars of Banaili and Darbhanga which ended a dynasty that lasted for almost 400 years.

Near it, however there is a very handsome mosque overhanging the Man river in a fine situation, while he is erecting opposite a building that promises to be ornamental, and it is intended to celebrate the memory of the grandson of the Prophet.