Which political philosopher of the age of enlightenment used his writing to promote toleration and freedom of speech

One political philosopher of the Age of Enlightenment promote freedom of speech was Voltaire.

it increase by 12% a year from 1812-1820

"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."