Context: Recently, Minister of State for Defence launched the fifth scorpene class submarine 'Vagir' of Project 75 in the Arabian sea waters at Mazagaon Dock through video conferencing.
Key Points

• It is designed by French naval defence and energy company DCNS, are being built as part of Indian Navy's Project-75.

Key Facts

• Vagir is part of the six Kalvari-class submarines being built in India.
• The sixth Scorpene submarine has been named as 'Vagsheer'.
• INS Kalvari, Khanderi, Karanj, Vela and Vagir have been built as part of Indian Navy's Project-75.
• These submarines can undertake missions like anti-surface warfare, anti-submarine warfare, intelligence gathering, mine laying, and area surveillance.

Additional Information
About Project-75

• It is a programme by the Indian Navy that entails building six Scorpene-Class attack submarines.
• The programme has been undertaken with transfer of technology from French company Naval Group (formerly known as DCNS) at the Mazagon Dock Limited (MDL).
• The submarines in the P75 Scorpene-Class are powered by the conventional diesel-electric propulsion system.
• The first Scorpene submarine, Kalvari, was commissioned in 2017 and it would go for a normal refit after six years in 2023, during which time the Air-Independent Propulsion (AIP) would be installed.
• AIP technology is being developed by the Defence Research and Development Organisation (DRDO) to provide submarines long-range and extended endurance capabilities undersea.
• Second Scorpene Khanderi was inducted in September 2019.
• The remaining submarines (Vela, Vagir, and Vagsheer) in the series are in advanced stages of manufacturing and trials.