India’s defense landscape in 2025 is a forge of fortitude, with the sector’s budget swelling to ₹6.81 lakh crore ($78.7 billion)—a 9.5% hike—channeling 75% toward domestic production under Atmanirbhar Bharat. The $5 billion defense corridors in Uttar Pradesh and Tamil Nadu pulse with innovation, hosting 300+ startups via iDEX and DRDO’s Technology Development Fund (TDF), …