- The Indian Navy is celebrated Submarine Day on December 8.
- The day commemorates the induction of the first submarine, the erstwhile INS Kalvari, into the Navy on this day in 1967.
- The Foxtrot class submarine was decommissioned on the 31st May, 1996, after 29 years of service.
- On this occasion, Navy chief Admiral Sunil Lanba had spoken of the launch of INS Arihant nuclear submarine. He called it the third and most reliable part of India’s nuclear triad.
- He added that the deployment of the INS Arihant has been one of the key highlights for the Navy this year and has led to the expansion of India’s nuclear capabilities.