India Tests K-4 Missile from INS Arighaat, Bolstering Nuclear Triad

• India successfully tested the 3,500 km range K-4 intermediate-range ballistic missile from nuclear submarine INS Arighaat.
• The test was conducted off the coast of Vishakhapatnam in the Bay of Bengal.
• INS Arighaat, commissioned August 29, 2024, is India's third nuclear-powered ballistic missile submarine (SSBN).
• The K-4 missile is vital for India's nuclear triad, providing a credible second-strike capability and enhancing strategic posture.
• The 'K' in K-series missiles honors APJ Abdul Kalam, recognizing his role in India's missile program.

Why It Matters: India's K-4 missile test from INS Arighaat significantly strengthens its nuclear deterrence and second-strike capability.