1. Insult of Bahadur Shah: In 1856 A.D., the Governor-General told the Mughal Emperor that he would be the last emperor of India. After his death, his princes will have to vacate the Red fort. This decision of the British annoyed the Muslims.
2. Unjustified annexation of Avadh: Avadh remained a faithful friend of the British but its unjustified annexation annoyed the people.