Army Builds “Never-Before-Seen” Breakthrough 1,000-Mile Range Cannon Most state-of-the-art artillery can fire about thirty kilometers away Kris Osborn · September 16, 2020 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.