What was the main issue of the Khond uprising?

The main issue of the Khond uprising was the banning of the practice of ‘Mariah’. It was a practice of human sacrifice that was banned by the British government. But that was not the only reason for the Khond uprising. 

Additional reasons included the introduction of new taxes and the influx of Zamindars and moneylenders into traditional tribal domains. The Khonds were disenfranchised and suppressed as a result and they began to simmer with resentment against the British government.

The Khonds battled the British with bows and arrows, hatchets and axes but their zeal and bravery were not enough to face British technological advance and hence their rebellion was suppressed with force

For further reading check the following articles:

• List of Socio-Religious Movements
• Lucknow Pact
• Indian Education System During British Rule