The commissioning of INS Aridhaman on April 3, 2026, marks a watershed moment for India’s strategic posture. As the third nuclear-armed ballistic missile submarine (SSBN) to enter service, the vessel—codenamed S4—solidifies India’s “No First Use” policy by ensuring a robust, survivable second-strike capability.
DRDO-NSTL’s Large Cavitation Tunnel: On April 3, 2026, the Defence Minister laid the foundation stone for a state-of-the-art Large Cavitation Tunnel (LCT) at the Naval Science & Technological Laboratory (NSTL) in Visakhapatnam, Andhra Pradesh. The facility, a premium laboratory of the Defence Research and Development Organisation (DRDO), is set to significantly enhance India’s naval research and testing capabilities. It marks a pivotal step toward achieving technological self-reliance in the maritime defence sector.
Indian Navy’s INS Taragiri Stealth Frigate: INS Taragiri, the fourth ship of the Project 17A class, was officially commissioned into the Indian Navy on April 3, 2026, in Visakhapatnam, Andhra Pradesh. The event was graced by the Defence Minister, who described the warship as a symbol of India’s growing technological prowess, self-reliance, and formidable naval…
