National Submarine Day 2025. Dive into the history and celebration of national submarine day, an exciting day dedicated to honoring these incredible underwater vessels and the brave explorers who navigate the. Submarine day is annually observed on december 8 as india's first submarine ins kalvari was commissioned on this day in 1967.
India’s naval might is set to get a boost in the coming weeks, with theprint reporting on wednesday that the indian navy is gearing up for a significant start to 2025 with the. Submarine day celebrates the day that john philip holland, an irish engineer, first.