and Osu Somalia: lower class Somali clans Tibet: Ragyabpa Yemen: Al-Akhdam See also Affirmative action Discrimination Caste system in India Homo sacer Outcast (person) Prejudice Slavery Shudra Underclass Varna (Hinduism) Social reformers of Kerala Ayya Vaikundar Ayyankali Brahmananda Swami Sivayogi Dr. Palpu Kumaranasan Mithavaadi Krishnan Moorkoth Kumaran V.T. Bhattathiripad Pandit Karuppan Rao Sahib Dr. Ayyathan Gopalan Sree Narayana Guru Vaghbhatananda References Bibliography Paik, Shailaja. "The rise of new Dalit women in Indian historiography." History Compass 16.10 (2018): e12491. online Persecution Discrimination Caste Caste system in India