TIL that the USA only has one plant that produces gun barrels for the M1 Abrams tank, M777 howitzers, and Paladin self propelled howitzers. The Watervliet Arsenal in Troy, NY is the nation’s oldest arsenal dating back to 1813. The manufacturing plant has tripled its production over the last 3 years.
With war changing so quickly, how much longer will such heavy metal be useful?
Artillery will be used for a thousand years. It’s convenient cheap and can be stored in bulk safely with whatever shells you want. You can deliver drones with it even.