Ключевые слова: ancient, antique, army, artillery, ball, battle, black, cannon, cannonball, cast iron, castle, core, defense, equipment, fight, forged, fort, fortification, fortress, fortress firearm, gun, gunpowder, historic, history, iron, mediaeval, medieval, metal, military, old, power, primitive, protection, retro, shot, stone, strength, travel, vintage, war, weapon,