"Like most things, guns can only be improved by making them much bigger and noisier."
Artillery is a tier 6 resource in the Military industry that produces Tanks. It cost 100 B Tanks, 10 SS Bullets and 4 Comrades. It produces 11 Tanks each 2 min and 40 seconds. It is produced by Battleships. You unlock it when you have 100 M Tanks.
Artilleries are automated and sped up by the Researcher Skeezy McScott.