The correct answer is Major Ashley Eden.
Lord Clive was a British soldier and statesman who was instrumental in the establishment of the British East India Company in India. He was not involved in the Santhal Rebellion.
Warren Hastings was the first Governor-General of India. He was also not involved in the Santhal Rebellion.
General Dyer was a British Army officer who is best known for his role in the Amritsar Massacre of 1919. He was not involved in the Santhal Rebellion.
Major Ashley Eden was a British civil servant who served as the Lieutenant-Governor of Bengal from 1854 to 1859. He was the main British official responsible for suppressing the Santhal Rebellion.
The Santhal Rebellion was a major uprising of the Santhal people against the British East India Company in 1855. The rebellion was caused by a number of factors, including British land policies, forced labor, and high taxes. The rebellion was brutally suppressed by the British, and many Santhals were killed or imprisoned.
Major Ashley Eden was appointed to suppress the rebellion. He led a force of British troops and Indian sepoys against the Santhals. The British forces were heavily outnumbered, but they were better armed and equipped. The Santhals were eventually defeated, and many of their leaders were executed.
The Santhal Rebellion was a major turning point in the history of British rule in India. It showed that the British were not invincible, and it led to a number of reforms in British Indian policy.