What were the main reason of the revolt of 1857 C . E. ? This is so important Don't send me wrong answer

What were the main reason of the revolt of 1857 C . E. ? This is so

1.	What were the main reason of the revolt of 1857 C . E. ? This is so important Don't send me wrong answer
Answer» tion:Why did the villagers RESPECT the SCHOOL MASTER ?[please SEND full ANSWER if you now other wise don't send answer] please