<Li> Jump up ^ National Army Museum </Li> <Li> Jump up ^ Priyadarshini, S. "History of India". HistoryDiscussion.Net . Retrieved 10 February 2016 . </Li> <Li> Jump up ^ Nayar, Pramod (2005). 1857 Reader . Penguin . p. 4 . </Li> <Li> ^ Jump up to: Dalrymple (2006), pp. 22--23 </Li>

What were the political cause of revolt of 1857