1971: Indian Naval Front Demo Achievements Here is the full list of all 6 1971: Indian Naval Front Demo achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply No MercyDestroy both PNS Comilla and PNS Rajshahi patrol boats. Ace PilotComplete mission with 50% health. Brisk PacedComplete the mission in record time. Chase and Destroy OperatorDestroy all Patrol Boats in the region. Clean SweepClear the region of all hostilities. Escape RouteSuccessfully escape from the firing zone