With each technological change, was realised some tangible increase in military capability, such as through greater effectiveness of a sharper edge in defeating leather armour, or improved density of materials used in manufacture of weapons.
Con cada cambio tecnolóxico deuse un certo aumento tanxible na capacidade militar, tal como unha maior eficacia ao penetrar as armaduras de coiro, ou unha mellora de densidade dos materiais utilizados na fabricación de armas.