Indian Navy to commission three indigenous platforms — Dunagiri, Sanshodhak and Agray — in Kolkata

📌 Summary:

• The Indian Navy will commission three indigenously built frontline platforms — Dunagiri, Sanshodhak and Agray — in Kolkata on 21 June 2026, with the PM presiding
• The vessels were designed by the Navy's Warship Design Bureau and built by Garden Reach Shipbuilders & Engineers (GRSE), Kolkata
• Dunagiri: the fifth Project 17A stealth frigate, armed with BrahMos surface-to-surface missiles and a Medium Range Surface-to-Air Missile system
• Sanshodhak: the fourth Survey Vessel (Large) for hydrographic and oceanographic surveys, equipped with Autonomous Underwater Vehicles and Remotely Operated Vehicles
• Agray: the fourth Arnala-class Anti-Submarine Warfare Shallow Water Craft, with lightweight torpedoes, indigenous rocket launchers and shallow-water sonar
• Indigenous content exceeds 75% and over 200 MSMEs were involved, advancing Aatmanirbhar Bharat and maritime capability

🎯 UPSC Relevance: GS3 Internal Security (maritime security, indigenous shipbuilding) and S&T (defence)

📝 Prelims Facts:

• The platforms were built by GRSE, Kolkata, and designed by the Navy's Warship Design Bureau
• Dunagiri is a Project 17A stealth frigate carrying BrahMos missiles
• Indigenous content exceeds 75%; 200+ MSMEs were involved

🔑 Key Term: Project 17A — a class of indigenous stealth guided-missile frigates of the Indian Navy