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.
Good luck attacking it
Looking at what Ukrainian special forces are doing in Russia, it’s less impossible than five years ago. Like that time they destroyed strategic bombers with drones smuggled in mobile homes driving by the airport.
Russia is known for being geographically easy to invade. The US is surrounded by water…