The Indian Navy celebrated Submarine Day on December 8.
About:
It was on December 8 that the Indian Naval Ensign was unfurled on INS Kalvari, the first submarine to be inducted in the Indian Navy, at Riga in Latvia, the erstwhile USSR, in 1967.
INS Kalvari was a diesel-electric submarine of the Foxtrot Class from the erstwhile USSR.
Kalvari is the Malayalam name for Tiger Shark, a predator in the Indian Ocean. The Kalvari was decommissioned in 1996 after 29 years of service.
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