Wednesday, 22 April 2026

Daily Current Affairs

Today's exam-ready bundle for SSC, Banking, UPSC, Railway and Defence — bilingual headlines, key facts, mnemonics, exam-track MCQs and flashcards.

21 AprLatest bundle
DEFENCEHIGH PRIORITYTop story

India's sea-based nuclear deterrence has strengthened with the commissioning of INS Aridhaman (2026) — joining INS Arihant (2016) and INS Arighat (2024) to reinforce India's nuclear triad; upcoming S4/S4* variants (~6,000-7,000 tonnes) will carry K-15 (~750 km) and K-4 (~3,500 km) submarine-launched ballistic missiles (SLBMs); the Advanced Technology Vessel (ATV) programme anchors indigenous capability across nuclear reactors, SLBMs, and submarine design.

INS अरिधमान (2026) के कमीशनिंग के साथ भारत की समुद्र-आधारित परमाणु निवारक शक्ति और मज़बूत हुई है — यह INS अरिहंत (2016) एवं INS अरिघात (2024) से जुड़कर भारत की परमाणु त्रय क्षमता को सुदृढ़ करता है; आगामी S4/S4* संस्करण (~6,000-7,000 टन) K-15 (~750 किमी) एवं K-4 (~3,500 किमी) पनडुब्बी-प्रक्षेपित बैलिस्टिक मिसाइल (SLBMs) ले जाएँगे; उन्नत प्रौद्योगिकी पोत (ATV) कार्यक्रम स्वदेशी क्षमता का आधार।

India's sea-based nuclear deterrence has been strengthened with the commissioning of INS Aridhaman, the third indigenous ballistic missile submarine (SSBN) under the Advanced Technology Vessel (ATV) programme. This reinforces India's nucle…

22 April 2026 · Analytical brief — India's sea-based nuclear deterrence and the ATV programme
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