Question: is the revolt of 1857 the first war of independence

Answer: Yes, The Indian Rebellion of 1857 was a major uprising in India during 1857--58 against the rule of the British East India Company, which functioned as a sovereign power on behalf of the British Crown. The event is known by many names, including the Sepoy Mutiny, the Indian Mutiny, the Great Rebellion, the Revolt of 1857, the Indian Insurrection, and India's First War of Independence.