The answer is "INDIAN REBELLION OF 1857".
This was India's underlying war towards freedom or India's underlying fight for independence. It began on 10 May 1857, as a revolt of fighters of the English East India Organization's equipped power. Troopers in the Administration of Bengal opposed their English officers.
The purposes behind the revolt are hard to tie and have been very battled about. Preceding the Rebellion, there were 50,000 English troops, and 300,000 officers serving in the East India Company military.
The qualities were disconnected into three government military: Bombay, Madras, and Bengal. The make-up of these military moved from zone to an area.