Explanation:

• The Santhal rebellion, commonly known as Santhal Hool, was a rebellion in present-day Jharkhand, in eastern India against both the British colonial authority and zamindari system by the Santhal people in 1855.
• Indian Mutiny, also called Sepoy Mutiny or First War of Independence, widespread but unsuccessful rebellion against British rule in India in 1857–59.
• The Indigo revolt (or Nil bidroha) was a peasant movement and subsequent uprising of indigo farmers against the indigo planters that arose in Chaugacha village of Nadia in Bengal in 1859.
• The Deccan Riots of 1875 highlight the social transformations brought about in rural Maharashtra in western India during the first five decades of British rule.

Hence option 4th is correct.