The 'Tana Bhagat' movement of the early 20th century took place in:

1. The TANA BHAGAT movement was a tribal movement among the Oraons of Chotanagpur (in what is now Jharkhand) led by Jatra Oraon. 2. It demanded an end to landlord exploitation, missionary conversions and supported Gandhi's Non-Cooperation Movement. 3. Notable for combining religious revival with anti-colonial nationalism. _Source: NCERT Class 10 SST History Ch 2 §2.2 Tribes and Nationalism_