Kol people
1.The  KOL Community of Bengal (now West Bengal) originally hails from the Manbhum,singhbhum district of erstwhile Bihar state during the rule of British India and settled in Bengal in different districts such as Darjeeling,Jalpaiguri, Alipurduar,Cooch Bihar, Malda, Dinajpur (North & south),Hooghly,Bankura,Birbhum,Burdwan and Purulia.They were brought there to work mainly as laborers in tea plants and other work like paddy field and mine areas North Bengal and Assam Region under the British Raj.