Chuar Uprising was started by aboriginal tribesmen of Midnapore district. The reason was famine, enhanced land revenue demands and economic distress. It lasted from 1766 to 1772 and again surfaced between 1759 and 1816.
The Indian Mutiny of 1857 resulted in a change to British policy. The policies that were adopted by the British towards native states after the revolt of 1857 were to maintain the status quo of Indian states.