The Indian Navy has commenced the fifth edition of its extensive Coastal Defence Exercise, Sea Vigil-26, which runs from November 11 to November 19, 2026. As the lead agency, the Indian Navy will coordinate this crucial exercise in two distinct phases. The first phase, known as the Coastal Defence and Security Readiness Evaluation (CDSRE), takes place from November 11 to November 17, culminating in the Sea Phase on November 18 and 19.