UPSC Current Affairs 18 Dec 2025 | Governance, Environment, Science & Defence Updates

Welcome to EduRev! 🌟 Stay ahead in your UPSC preparation with the latest daily current affairs for 18th December 2025. In today’s session, we cover: Current Affairs Complete Course: https://edurev.in/courses/12112_Curre... EduRev Website for more UPSC Content: https://edurev.in/explore/48 GS2 – Governance & Polity: From Over-Regulation to Risk-Based Regulation: QCO Rollback in India India’s Overseas Mobility Bill & Migrant Workers Rights The Story of ‘We, the Moving People’: Migration & Citizenship Challenges GS3 – Science, Technology & Defence: China Tests Wireless Linking of Seven Freight Trains 🚄 Indian Navy Adds Second MH-60R Seahawk Squadron 🛩️ Alter magnetism in RuO₂: A New Magnetic Discovery Exercise “Desert Cyclone II”: India-U.A.E Joint Military Drill GS3 – Environment: Supreme Court Orders to Protect the Aravalli Range 🌳 💡 Why it matters for UPSC: Understanding these developments is crucial for answering questions in Governance, Science & Technology, Environment, and Defence sections of both Prelims and Mains. #UPSC2026 #UPSCPreparation #CurrentAffairs #DailyCurrentAffairs #UPSCGS #Governance #Environment #ScienceAndTechnology #DefenceNews #UPSCNotes #AravalliRange #MH60RSeahawk #ChinaRailTech #MigrationNews #UPSCMains #UPSCPrelims #EduRev #IndianNavy #Altermagnetism #DesertCycloneII #OverseasMobilityBill