Indian Navy Commences 5th Edition of Coastal Defence Exercise Sea Vigil 2026
The Indian Navy has commenced the 5th edition of the pan-India coastal defence exercise, 'Sea Vigil 2026'. Conceptualised in 2018 in the wake of the 26/11 Mumbai terror attacks, the exercise spans India's entire coastline, Exclusive Economic Zone, coastal states, and Union Territories.
What happened
The Indian Navy has officially commenced the fifth edition of the pan-India coastal defence exercise, 'Sea Vigil 2026'. This comprehensive maritime security drill is scheduled from 11 to 19 November 2026, encompassing India's entire coastline and Exclusive Economic Zone, including all coastal states and Union Territories.
The exercise is executed in two distinct phases. Phase 1 involves the Coastal Defence and Security Readiness Evaluation conducted from 11 to 17 November 2026, followed by Phase 2, which is the Sea Phase scheduled for 18 and 19 November 2026. The exercise sees coordination across multiple central ministries, including the Ministry of Defence, Ministry of Home Affairs, Ministry of Ports, Shipping and Waterways, Ministry of Petroleum and Natural Gas, and the Ministry of Fisheries, Animal Husbandry and Dairying.
Assets and personnel from the Indian Navy, Indian Coast Guard, Coastal Security Police, Customs, and various other maritime agencies are actively participating. The initiative also involves critical stakeholder involvement from local fishing and coastal communities, port authorities, and maritime infrastructure operators.
Important dates
| Exercise Sea Vigil 2026 Schedule | 11 to 19 November 2026 |
|---|---|
| Phase 1: Coastal Defence and Security Readiness Evaluation (CDSRE) | 11 to 17 November 2026 |
| Phase 2: Sea Phase | 18 and 19 November 2026 |
📌 Static GK links
- Exercise Name: Sea Vigil 2026
- Edition: 5th
- Organizing Body: Indian Navy
- Conceptualized Year: 2018
- Primary Origin: Following the 26/11 Mumbai terrorist attacks of 2008
What candidates should do
- Note down the edition number, organizing body, and the year of conceptualisation for quick revision.
- Memorise the dates and phases of Exercise Sea Vigil 2026 as questions on current defence timelines frequently appear in competitive exams.
- Understand the background linkage between Exercise Sea Vigil and the 26/11 Mumbai attacks for descriptive papers or UPSC prelims statements.
PrepZen analysis
Exercise Sea Vigil is a crucial component of India's maritime security architecture. By bringing together the Indian Navy, Indian Coast Guard, coastal security police, customs, and multiple central ministries, the exercise tests the operational readiness and inter-agency coordination of the nation's coastal defence mechanism. For aspirants preparing for UPSC, Banking, SSC, and State PSC examinations, questions from this topic generally focus on the edition number, the coordinating agency, the origin year, and its significance as a precursor to TROPEX.
Practice questions
Q1. Which edition of the pan-India coastal defence exercise 'Sea Vigil' commenced in November 2026?
Q2. Exercise Sea Vigil was conceptualised in which year following the 26/11 Mumbai terrorist attacks?
This is a Pan-India Coastal Defence Exercise.
Sea Vigil was conceptualised in 2018.
It followed the 26/11 Mumbai terrorist attacks of 2008.
🎯 Key Point: Indian Navy begins 5th edition of 'Sea Vigil'.
FAQs
Which organization coordinates Exercise Sea Vigil 2026?
The exercise is coordinated by the Indian Navy.
What are the dates for Exercise Sea Vigil 2026?
The exercise is scheduled from 11 to 19 November 2026.
What are the two phases of Exercise Sea Vigil 2026?
Phase 1 is the Coastal Defence and Security Readiness Evaluation (CDSRE) held from 11 to 17 November 2026, and Phase 2 is the Sea Phase conducted on 18 and 19 November 2026.
What is the primary purpose behind Exercise Sea Vigil?
It was conceptualised to validate, assess, and strengthen measures instituted across India’s coastal defence and maritime security framework following the 26/11 Mumbai terror attacks.
Exercise Sea Vigil serves as a precursor to which major Indian Navy exercise?
It serves as an operational build-up and precursor to the Indian Navy's biennial Theatre Level Readiness Operational Exercise (TROPEX).
Sources and references
- thehindu.com (www.thehindu.com)
- insightsonindia.com (www.insightsonindia.com)
- rnamedia.in (www.rnamedia.in)
- utkarsh.com (utkarsh.com)
Prepared by PrepZen for exam preparation. Consult the linked sources for original announcements and current details. Corrections policy. Spotted an error? Write to prepzen.app@gmail.com.
Practice Quiz — 12 November 2026
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