Cracking the UPSC Prelims 2025 is not just about mastering static subjects—it’s also about staying updated with the most relevant current affairs. But with the overwhelming amount of news, government schemes, reports, and international events, how do you filter what’s important for the exam?
In this blog, we will discover the most important subject wise current affairs topics for UPSC Prelims 2025. Boost your score with focused prep based on trends and expected questions.
Polity
- Citizenship (Amendment) Rules 2024
- New Criminal Laws
- Press and Registration of Periodicals Act 2023
- DPDP Rules 2025
- Sub-Classification of SCs/STs
- Sixth Schedule
- Reservations
- Right to Protection from Climate Change Impacts
- Right to be Silent
- UCC
- Right to be Forgotten
- 18th Lok Sabha Session
- No-Confidence Motion against the Vice President
- Simultaneous Elections
- Model Code of Conduct
- Vote from Home
- US Presidential Elections
- International Centre for Audit of Local Governance
- Zero FIR
- Mediation Act 2023
- Special Category Status
Economy
- Variable Repo Rate
- RBI Surplus Transfer
- RBI Integrated Ombudsman
- Revised PSL Norms
- InvITs
- Syndicated Loan
- Project Nexus
- Angel Tax
- Unified Pension Scheme
- Green National Highway Corridors Project
- Offshore Areas (Existence of Mineral Resources) Rules, 2024
- SAARC Currency and Swap Arrangement
- Sovereign Credit Ratings
- Global Innovation Index 2024
- Nobel Prize in Economics
Environment
- CBD CoP 16
- UNFCCC CoP 29
- World Wildlife Crime Report 2024
- Living Planet Report 2024
- Envistats India 2024
- Ecomark rules 2024
- Funga term as part of trinity
- Aravalli Green Wall Project
- Green Credit Programme
- Emissions Gap Report 2024
- Water Amendment Act 2024
- Swachh Vayu Sarvekshan Award 2024
- Species in News – Indian Wild Ass; Neelakurinji; Kashmir Willow; Tenkana; etc.
- Protected Areas in News – Ratapani Tiger Reserve; Kaimur TR; Longwood Shola Reserve Forest; Kuttanad Wetlands, etc.
- Terms in News – Wet Bulb Temperature; Grasshopper Effect; Greenhushing, etc.
International Relations
- MERCOSUR
- Interpol
- Creditor Committee
- UN Convention on Cybercrime
- Summit for Democracy
- Indus-X
- Raisina Dialogue
- Darfur Crisis
- Europe’s AI Convention
- Global South Summit 2024
- Summit of the Future
- Pacific Islands Forum
- India-Caricom Summit
- Free Movement Regime
- Operations – Indravati, Sankalp, Chakra, etc.
- Colombo Security Conclave
- Places in News – Scarborough Shoal, Triton Island, Blue Line, Gulf of Tonkin, Lake
Science and Technology
- Micro RNA
- Reverse Transcriptase
- Goldene
- Nano Fertilisers
- Quantum Non-Locality
- Brain-Computer Interface
- Vishvasya: National Blockchain Technology Stack
- Operation Dronagiri
- Mini Moon
- Quasars
- Super Blue Moon
- EOS-08 Earth Observation Satellite
- Artemis Accords
- Antimatter
- A1 and A2 Milk
- Tokamak Fusion Reactor
- Small Modular Reactor
- Agni-Prime
- Bisphenol A
- Technological Doping
- NASA Mars Odyssey Orbiter
- Solar Storms
These are the high-probability current affairs topics for UPSC Prelims 2025. Revise them multiple times, connect them with static, and solve MCQs regularly.
Focus smart, not wide—and you’ll boost both accuracy and confidence in the actual exam. Stay updated. Stay selective. Crack Prelims 2025.
Best Current Affairs Source for Prelims 2025?
UnderStand UPSC’s FocUS Magazines are one of the best sources for preparing current affairs for the upcoming Prelims 2025. The Magazines provides subject wise comprehensive coverage of current affairs of the last 1.5 years, keeping its content specific to Prelims related information. FocUS magazines are short, crisp and therefore easy to revise even at the last minute. FocUS magazines are freely available at the UnderStand UPSC application, both in English and Hindi Mediums.
All the best!
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