INS Arihant completes Nuclear Triad
  • INS Arihant, India’s first nuclear-powered submarine, successfully completed its first deterrence patrol.
  • This means that INS Arihant is now prowling the deep seas carrying ballistic missiles.
  • Ship Submersible Ballistic Nuclear (SSBN) submarine is part of Indian Navy’s Eastern Naval Command.
  • The vessel has been designed by the Indian Navy’s Submarine Design Bureau.