Creamy layer principle in SC, ST quota for promotion

Topics Covered: Indian Constitution- historical underpinnings, evolution, features, amendments, significant provisions and basic structure. Creamy layer principle in SC, ST quota for promotion What to study? For prelims: Names of relevant SC cases and constitutional provisions wrt to SC/ST welfare. For mains: Significance of Supreme Court verdict and its implications. Context: Central government has asked the Supreme Court of …