The Life You Can Save: Acting Now to End World Poverty by Peter Singer, Description of a Struggle and Other Stories by Franz Kafka, One Hundred Years of Solitude by Gabriel García Márquez and The God of Small Things by Arundhati Roy.
Resources:
Khan academy video: https://www.khanacademy.org/humanities/world-history/ancient-medieval/hinduism/v/varnas-and-caste-sytem
Netflix's Indian Matchmaking: https://www.lowyinstitute.org/the-interpreter/putting-caste-system-in-its-place
Article: https://www.hrw.org/reports/2001/globalcaste/caste0801-03.htm