What was the seypoy rebellion caused by

Essentially, the Sepoy Rebellion was caused by British insensitivity to the growing dismay amongst the Indian Sepoys, or soldiers, being used to enhance British aims of expansionism and colonialism.

Explanation:

the hereditary right of a monarch to rule from the mandate of heaven

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.