Interesting facts about Chapati movement of 1857 that triggered freedom struggle

The revolt of 1857, or the Sepoy mutiny as we know it, was India's first war of independence from the British rule. Indian soldiers weren't as well equipped as the British Army and yet they fought with all their might and laid down their lives fighting the oppressive British regime. But how did it all begin? How did Indian soldiers strategise at a time when modes of communication weren't as fast as they are today?