Which ultimately unsuccessful uprising against the British East India Company was the one which John Doyle fought as a Private soldier?
John Doyle (British Army soldier):  1828 - August 1892) was an Irishman who served in the 8th King's Royal Irish Hussars (a light cavalry unit) as a Private soldier during the Crimean War and the Indian Rebellion of 1857. Indian Rebellion of 1857: The Indian Rebellion of 1857 was a major, but ultimately unsuccessful, uprising in India in 1857–58 against the rule of the British East India Company, which functioned as a sovereign power on behalf of the British Crown.
Indian Rebellion of 1857