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India’s Layered Air Defence Explained | S-400, Akash & The Economics of Modern Warfare

| Mar 12, 2026, 03:22:49 PM
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In this segment of OPEN COLLAR, Air Vice Marshal P.K. Srivastava (Retd.) explains how India’s layered air defence system works—from S-400 and Akash missiles to drone defence. He also highlights the cost dilemma in modern warfare—why a cheap drone cannot be destroyed with an expensive missile.

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