Place-Value System in India: From the Mankani Plates to the Decimal World
Place-value system in India explained: Mankani copper plates of 595-596 CE, Aryabhata, Brahmagupta and how positional decimals with zero spread from India to the…
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Study Notes
Everything published under Study Notes on Anantam IAS, newest first.
3454 articles
Delimitation in India: Process, Issues & Southern States Debate
Comprehensive UPSC guide to delimitation in India covering constitutional basis, Delimitation Commissions, the 2026 freeze expiry, North-South seat redistribution debate, and possible solutions.
DRDO Chairman, Rajya Sabha Chairman and Lok Sabha Deputy Speaker: Current Holders and Roles
UPSC guide to the DRDO Chairman, Chairman of Rajya Sabha and Deputy Speaker of Lok Sabha covering powers, appointment, tenure and current holders in…
Multidimensional Poverty Index (MPI): Alkire-Foster Method, NITI Aayog MPI, and India’s Progress
The Multidimensional Poverty Index is the most influential rethinking of poverty measurement in a generation. Where the dollar-a-day income line counts the poor by…
Forward Bloc 1939: Bose’s Left Consolidation Inside Congress
The Forward Bloc 1939 was Subhas Chandra Bose's attempt to consolidate the left within the Indian National Congress into a single disciplined caucus capable…
Rigvedic Irrigation, Wells and Agriculture: How the Early Vedic Farmer Lived
Rigvedic irrigation and agriculture explained: wells (avata, kupa), canals (kulya), the wooden plough, krishi terminology, barley as staple, and the agrarian economy of the…
Chicken’s Neck of India (Siliguri Corridor): Strategic Importance
Complete UPSC guide to the Siliguri Corridor (Chicken's Neck) — geography, strategic importance, connection to Northeast, security vulnerabilities, and the Doklam context.
Fundamental Rights and Duties of Indian Constitution — Articles 12–35 (Rights) + Article 51A (Duties), Comparison, Significance (UPSC Polity)
The fundamental rights and duties of india are taught in school as a balanced pair — rights on one page, duties on the next.
Public Accounts Committee (PAC): India’s Oldest Parliamentary Watchdog
The Public Accounts Committee — the PAC — is the oldest of India's three financial parliamentary committees and the most powerful audit-scrutiny body Parliament…
India’s International Borders: Neighbouring Countries, States & Map Facts
India has a 15,106.7 km land boundary with seven countries. Learn the neighbouring countries, border states, major boundary lines, and revised coastline.
Moidams of the Tai-Ahom Kingdom: Charaideo and India’s 43rd UNESCO World Heritage Site
The Moidams of the Tai-Ahom dynasty at Charaideo in Assam were inscribed as India's 43rd UNESCO World Heritage Site in 2024 — pyramidal royal…
INS Tamal: Indian Navy’s Newest Stealth Frigate — Complete Guide
Complete UPSC guide to INS Tamal — the Indian Navy's Talwar-class stealth frigate, Project 1135.6, BrahMos-armed, commissioned at Yantar Shipyard Russia in July 2025.