How is race-based slavery created

Well basically european countries took people from africa and brought them to their own countries and the americas, so that was the root of it. And that may have sparked racism, where whites thought they were better than people with darker skin.

"the sepoy rebellion was the result of many, many influences and stressors on the cultures of india living under british rule. in britain, it's called the sepoy mutiny on the indian mutiny, but in india, it's called the first war of independence.

the main reason is concerned to the british paramountcy , the belief in british   dominance in india political, economic and cultural life had been introduced in india about 1820."

"they were forced to grow crops that benefited the colonizing nations instead of feeding their own people."