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Security

INS Aridaman Induction: Strengthening India's Nuclear Triad and Second-Strike Capability

Indian Express - ExplainedPrelims · Defence and securityMains · GS3 Security

India commissioned its third nuclear-powered ballistic missile submarine (SSBN), INS Aridaman, enhancing its sea-based nuclear deterrence and completing the nuclear triad alongside the US, Russia, China, and France.

  • INS Aridaman is India's third SSBN, joining INS Arihant (2016) and INS Arighaat (2024), marking the first time India will have three operational ballistic missile submarines simultaneously.
  • The 7,000-tonne INS Aridaman features eight vertical launch tubes—double its predecessors—capable of carrying K-15 SLBMs (700 km range) and K-4 SLBMs (3,500 km range), significantly extending India's maritime strike range.
  • [GS3-Security] The induction strengthens India's nuclear triad—the capability to launch nuclear strikes from land (Agni missiles), air (Rafale/Su-30MKI fighters), and sea (SSBNs)—critical for credible minimum deterrence.

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Polity & Governance

Sixteenth Finance Commission's Recommendations Raise Federalism Concerns

Indian Express - OpinionPrelims · PolityMains · GS2 Polity and constitution

The Sixteenth Finance Commission's recommendations for 2026-31 have altered fiscal federalism by reducing states' effective share, discontinuing key grants, and increasing discretionary transfers to local bodies, raising constitutional concerns.

Polity & GovernanceGS2

Manipur's Ethnic Conflict: Historical Roots and Governance Challenges

Indian Express - ExplainedPrelims · PolityMains · GS2 Governance

Recent violence in Manipur highlights the deep-seated ethnic tensions between Meiteis and Kuki-Zo tribes, rooted in historical land laws, demographic pressures, and political marginalization, with significant implications for federal governance and internal security.

International RelationsGS2

EconomyGS3