This Was the King of 20th-Century Sniper Rifles The Mosin-Nagant ‘PU Sniper’ Was the King of 20th-Century Sniper Rifles Kris Osborn · March 23, 2019 Please leave this field emptyStay Updated with Warrior Maven Subscribe for daily military news and updates delivered straight to your inbox. We don’t spam! Read our privacy policy for more info. Check your inbox or spam folder to confirm your subscription.