Swami Krishnananda (1922–2001), disciple of Swami Sivananda, was a leading Advaita Vedanta scholar and long-time General Secretary of the Divine Life Society. He harmonized Jnana and Karma Yoga, blending deep philosophy with dedicated institutional service.
Scotland’s journey from geological powerhouse and Enlightenment epicenter to renewable energy leader and devolution model offers key insights into federalism, green transition, soft power, and India–UK strategic cooperation.
France links Alpine geography, nuclear-driven energy security and semi-presidential governance with a growing Indo-Pacific role and strategic partnership with India, making it a high-yield topic for UPSC aspirants.
The United States of America occupies a pivotal position in North America, where its mountain systems, river basins and coastal plains have shaped agriculture, industry and global power, making it a classic case study in regional geography and geopolitics for UPSC aspirants.
Canada, the world’s second-largest country, is shaped by plate tectonics and glaciation, resulting in vast resource wealth, climatic diversity, and strategic Arctic importance. Its geography strongly influences its economy, global role, and relations with India.
Mont Blanc, the highest peak of the Alps and Western Europe, stands on the France–Italy border and represents the outcome of Alpine tectonics and extensive glaciation, shaping the climate, drainage, and human geography of France and the wider European region.
Ben Nevis, the highest peak in the United Kingdom, stands in Scotland’s Grampian Mountains and preserves a remarkable record of Caledonian tectonics, ancient volcanism, and glacial sculpting, making it central to understanding the physical geography of Scotland and the British Isles.
Mount Logan, Canada’s highest peak in the Yukon’s Saint Elias Range, is the world’s largest non-volcanic mountain, shaped by active tectonics and vast glaciers, key to understanding Canada’s physical geography.
“Mount Whitney, the highest peak in the contiguous USA, lies in California’s Sierra Nevada on the Great Basin–Pacific divide, shaping the region’s drainage, climate, and rugged relief.”
World Heritage Day (18 April) highlights the need to protect cultural and natural heritage. India currently has 43 UNESCO World Heritage Sites, supported by major ASI and digital heritage initiatives.
Pi Day on 14 March celebrates the constant π, its scientific importance, and key contributions by Aryabhata and Ramanujan in its calculation.
World Sparrow Day (20 March) highlights the decline of sparrows and promotes conservation through urban greening, habitat protection, and public awareness.
Jan Aushadhi Diwas (7 March) promotes affordable, high-quality generic medicines under PMBJP, expanding access and reducing out-of-pocket healthcare costs.
Human digestive system breaks food into simple nutrients, absorbs them, and removes waste. Key organs, enzymes, and glands ensure proper digestion.
India has 40+ sheep breeds across regions; key breeds include Marwari, Gaddi, Deccani, Nellore, Rampur-Bushair, Changthangi and Lohi.
ICFRE is India’s apex forestry research body under MoEFCC, guiding forest research, education and extension through 8 institutes across key regions.
Rain Forest Research Institute, Jorhat conducts forestry and biodiversity research in the North-East under ICFRE, supporting conservation and sustainable management.
The Institute of Forest Productivity, Ranchi focuses on forest research, NTFPs, agroforestry, and sustainable management in Eastern India under ICFRE.
The Institute of Forest Biodiversity, Hyderabad focuses on forest genetics, conservation, and Eastern Ghats ecology under ICFRE, aiding policy and research.
IWST Bengaluru, under ICFRE, is a key forestry research institute focusing on wood science, technology, and sandalwood research
The Wholesale Price Index (WPI) tracks bulk price changes in goods, helping assess wholesale inflation and supply-demand trends in India’s economy.
Core inflation tracks long-term price trends by excluding volatile food and fuel costs. It helps central banks assess demand pressures and set effective monetary policy.
Food inflation in India remains volatile despite easing headline inflation, driven by weather shocks, supply disruptions, and rising costs of key food items.
India’s CPI inflation for FY 2024-25 remained moderate, driven by easing core inflation but pressured by food prices, keeping inflation within RBI’s target band.
PM GatiShakti is a digital, GIS-based infrastructure master plan aimed at reducing logistics costs through synchronized, multimodal connectivity.
Ayushman Bharat aims to achieve Universal Health Coverage through Ayushman Arogya Mandirs and PM-JAY, providing ₹5 lakh health cover and nationwide primary care.
PM-KISAN provides ₹6,000 yearly income support to eligible small farmers through DBT, aiming to ease farm costs and strengthen rural livelihoods.
The 85th Amendment (2001) grants SC/ST employees reservation in promotions with consequential seniority, applied retrospectively from 1995.
The 81st and 82nd Amendments strengthened SC/ST representation by allowing carry-forward of reserved vacancies and relaxing promotion standards.
The 81st Amendment Bill, 1996 proposed one-third reservation for women in Parliament and State Assemblies, building on earlier local body reforms.
The 77th Amendment (1995) restored reservation in promotions for SCs/STs after the Indra Sawhney ruling, ensuring their adequate representation in government services.
Jyotiba Phule, founder of Satyashodhak Samaj, led early anti-caste and women’s education reforms, shaping India’s modern social justice foundations.
Swami Vivekananda modernised Hinduism, globalised Vedanta and Yoga, founded the Ramakrishna Mission, and inspired India’s national awakening through rational spirituality.
Swami Dayanand Saraswati, founder of Arya Samaj, led major Vedic-based social and religious reforms, opposing idol worship, caste discrimination and social evils.
Raja Ram Mohan Roy, the “Father of Modern India,” led major social and religious reforms like ending Sati, promoting women’s rights and modern education.
Ancient, discontinuous low ranges along east coast; lower rainfall than Western Ghats; cut by major rivers; Jindhagada is highest peak.
The Western Ghats are a UNESCO-listed biodiversity hotspot shaping peninsular India’s climate, rivers, and ecology.
The Satpura Range is a central Indian highland, forming a major physiographic divide between the Narmada and Tapti valleys and the Deccan Plateau.
Aravalli Range is one of Earth’s oldest mountain systems, vital for ecology, water security, biodiversity, and desert-control in western India.
Phagwara’s JCT mill shaped Punjab’s textile sector through its composite operations, export-oriented output, modernization, and strong local economic impact.
Mandya is a key sugarcane district of Karnataka, anchored by MYSUGAR and supported by strong irrigation, sugar mills, and widespread jaggery units.
Gokak’s textile sector reflects Karnataka’s leadership in India’s silk industry, driven by strong sericulture, diverse silk varieties, and key government support.
Kullu’s woollen textile industry is famed for its vibrant handloom shawls, sustaining local livelihoods and preserving a rich weaving tradition.
SC held Sri Aurobindo Society not a religious denomination; upheld Auroville Act, 1980 as valid and non-violative of fundamental rights.
Landmark case expanding Article 21; established the Golden Triangle of Articles 14, 19 & 21, ensuring fair, just, and reasonable laws.
The Brij Bhushan case (1950) upheld press freedom, ruling that pre-censorship violates Article 19(1)(a) unless justified by public order.
The 1986 Bijoe Emmanuel vs State of Kerala case upheld the right to freedom of religion and expression, affirming that patriotism cannot be forced.
Chakra Bisoi, nephew of Dora Bisoi, led the Khond rebellion (1840–56) in Odisha against British rule, defending tribal rights and resisting oppression.
Alluri Sitarama Raju led the Rampa Rebellion (1922–24) in Andhra Pradesh, fighting British oppression; executed in 1924, he’s hailed as “Manyam Veerudu
Thalakkal Chanthu, a Kurichya leader under Pazhassi Raja, led the 1802 Panamaram revolt against the British; captured and executed in 1805.
U Tirot Sing Syiem, Khasi chief of Nongkhlaw, led an early revolt (1829–33) against British rule; died in captivity on July 17, 1835.
Lala Lajpat Rai, the Lion of Punjab, was a freedom fighter and reformer who led the 1928 Simon Commission protest and inspired India’s independence.
Dr. B.R. Ambedkar, architect of India’s Constitution, championed equality, social justice, and education for an inclusive society.
Jawaharlal Nehru, India’s first Prime Minister, led the nation’s freedom struggle and shaped modern India through education, democracy, and progress.
Mahatma Gandhi, the Father of the Nation, led India’s freedom struggle through nonviolence, truth, and unity, inspiring peace worldwide.
Focus Area – Subject & Topic-wise Breakdown of HPAS 2025 PYQs for quick analysis and structured revision.
Draft Legal Metrology (IST) Rules 2025 aim to establish “One Nation, One Time” ensuring precise, synchronized time across India.
CSIR–NIIST, Thiruvananthapuram, conducts interdisciplinary R&D in agroprocessing, materials, energy, and environmental technology.
CSIR-CSIO, Chandigarh, develops advanced scientific instruments, drives R&D, and supports innovation under the Ministry of Science & Tech.
PRL, founded by Vikram Sarabhai in 1947 under the Dept. of Space, is India’s premier institute for space and allied sciences research.
CSIR–NPL, designated as India’s national agency, will certify air quality monitoring instruments under NCAP for accurate emissions tracking.
BharatNet connects rural India with high-speed broadband, driving digital inclusion and bridging the urban–rural divide.
ECO Niwas Samhita 2018 promotes energy-efficient residential buildings, saving energy and enhancing sustainable living.
Startup India, launched in 2016, promotes innovation, entrepreneurship, and job creation through funding and policy support.
Atal Pension Yojana, launched in 2015 by the Finance Ministry, ensures pension security for unorganized workers through PFRDA.
Chail Wildlife Sanctuary in Himachal Pradesh is rich in Himalayan flora, fauna, and known for the Cheer Pheasant conservation program.
Talra Wildlife Sanctuary in Shimla, Himachal Pradesh, is rich in Himalayan flora and fauna, offering vital conservation and scenic beauty.
Khirganga National Park in Himachal Pradesh is known for its hot springs, rich Himalayan biodiversity, scenic valleys, and trekking trails.
Kibber Wildlife Sanctuary in Himachal’s cold desert hosts rare flora, snow leopards, and unique high-altitude ecosystems.
Himachal Pradesh’s 2011 Census shows 68.65 lakh people, 82.8% literacy, and a balanced sex ratio of 972 females per 1000 males.
Cold deserts are high-altitude arid regions with extreme cold winters, mild summers, low rainfall, and rising desertification from climate change.
The Sahara Desert, spanning North Africa, is the world’s largest hot desert, covering 9.2 million sq km across 11 countries.
Rubʿ al-Khali, or Empty Quarter, is the world’s largest sand desert in Arabia, rich in oil and gas, and one of Earth’s driest regions.
Atacama Desert in northern Chile is the world’s driest desert, rich in minerals and home to unique flora like Cistanthe longiscapa.
The geographical setting of ancient India shaped its political and
The Global Conference on Women in Agri-Food Systems (GCWAS-2026) highlights
Rising tensions in West Asia threaten vital maritime trade routes,
The Strait of Hormuz, the world’s most critical energy chokepoint,
The Israel–United States–Iran War (2026) erupted after joint U.S.–Israeli strikes
