The Army is forging gun tubes and readying initial contracts for a new system intended to operate with the Long Range Hypersonic Weapon in the opening salvos of a major fight against a near-peer military force. The Strategic Long Range Cannon is a prototype mega-cannon envisioned to fire rounds hundreds of miles at high-priority enemy radar and air-defense sites, namely those of Russia and China. A fiscal year 2020 new-start science and technology effort aiming for a 2023 demonstration and...