People during the company rule felt that their religious sentiments are systemically hurt by the government For them it was an attack on their religious freedom, and an insult. The religious causes for the Revolt are as follows:
1. Immediate cause: The soldiers were given cartridge greased with cow and pig fat. This angered Muslims and Hindus alike.
2. Reforms by Company: The Company introduced many religious and social reformers. Many Indians began to believe that it was an attempt on the part the government to deviate them from their own religion. Important of such reforms were prevention of sati system, widow remarriage, etc.
3. Activities of Christian Missionaries: During company rule involved in spread of education. But local people looked upon them with suspicion. Thus, the people plunged in rebellion against the foreign rule.