Chuar Rebellion occurred in 1798-99 in Bankura / Midnapore districts of modern West Bengal. Munda rebellion took place in the region south of Ranchi in 1899-1900. Santhal Revolt took place in 1855. The Vellore mutiny on 10 July 1806 was the first instance of a large scale and violent mutiny by Indian sepoys against the East India Company.