Nana Dhondu Pant Nana Saheb of Bithur became the leader of the rebellion at Kanpur and proclaimed himself Peshwa. He was the rebel leader most hated by the British. Nana Saheb’s Ishtihar Nana Saheb’s proclamation tells the story of the greased cartridges and reflects the fears on the part of the people that the Government intended to convert them to Christianity.