| Date | 26 August 2025 |
| Location | Visakhapatnam, port city |
| Key Milestone | Dual commissioning of INS Udaygiri (F35) and INS Himgiri (F34) by the Indian Navy |
| Significance | Reflects India's accelerating naval modernisation and self-reliance in defence production |
| Shipyards Involved | Mazagon Dock Shipbuilders Limited (MDL), Mumbai (Udaygiri); Garden Reach Shipbuilders & Engineers (GRSE), Kolkata (Himgiri) |
| Indigenous Design | INS Udaygiri: 100th warship designed by the Navy's Warship Design Bureau (WDB) |
| Project Name | Project 17A stealth frigate series |
| Technical Advancements | Stealth-optimised hulls, CODOG propulsion, Integrated Platform Management System (IPMS) |
| Displacement | 6,700 tonnes, 5% larger than Shivalik-class ships |
| Armament | Supersonic surface-to-surface missiles, medium-range surface-to-air missiles, 76 mm main gun, close-in weapon systems, anti-submarine warfare systems |
| Industrial Impact | Built with inputs from 200+ MSMEs, created 4,000 direct and 10,000+ indirect jobs |
| Policy Alignment | Make in India and Aatmanirbhar Bharat success story |
| Pre-Commissioning Trials | Tested hull integrity, propulsion performance, navigation, communication systems, firefighting, and damage control readiness |
| 2025 Naval Modernisation Inductees | Destroyer INS Surat, frigate INS Nilgiri, submarine INS Vaghsheer, ASW Shallow Water Craft INS Arnala, diving support vessel INS Nistar |