When was the Chota Nagpur Tenancy Act enforced?
When did the Wilkinson Law comeinto existence in Chota Nagpur?
When did the Santhal Pargana Tenancy Act come into force?
When did the Chota Nagpur region come under the British rule?
When was Tata Iron and Steel Company established in Jharkhand?
When did the Tana Bhagat Movement start?