 Either the Amazons are one of the disasters from which the hero rids the country after his victory over a monster; or they are an expression of the underlying Attis motif, in which the hero shuns human sexuality in marriage and procreation.In the 5th century, the Achaemenid Empire of Persia began a series of invasions against Ancient Greece.Because of this, some scholars believe that on most 5th-century Greek art, the Persians were shown allegorically, through the figure of centaurs and Amazons.