Why in news ?

The Vice-Chief of the Naval Staff has inaugurated the construction of the second frigate of the Krivak or Talwar stealth frigates. These are being built with technology transfer from Russia by Goa Shipyard Ltd(GSL).

About:

• Krivak or Talwar stealth frigates are a series of frigates and guard ships (patrol boats) built in the Soviet Union, primarily for the Soviet Navy since 1970.
• Purpose: They are primarily used to accomplish a wide variety of naval missions. Such as finding and eliminating enemy submarines and large surface ships.
• Indian Navy currently operates six Krivak class frigates weighing around 4,000 tonnes in two different batches. Such as
  • The Talwar class,The upgraded Teg class.