Ключевые слова: armed, armor, armored, armoured, army, battle, cannon, caterpillar, conflict, diesel, dirt, field, fighting, forces, former, german, grass, gun, heavy, history, land, machine, medium, metal, military, obsolete, old, panzerkampfwagen iv, power, pz iv, pzkpfw iv, shape, sky, steel, tank, technology, track, trophy, turret, union, vehicle, war, weapon, wheel,