Onceptions of Utopias from Antiquity to Modernity

Trace the development of Utopian thought from antiquity to modernity. Compare and contrast the differences and similarities between Platos conception of Utopia, as presented in The Republic, to that of Aristotles found in The Politics. How do ancient conceptions of Utopias compare to those present by modern theorist? In particular, how do Herbert Marcuses theories, as present in Eros and Civilization and The End Of Utopia, allow for a transition towards a more Utopian society?