Republic.

Plato's most famous work and one of the most important books ever written on the subject of philosophy and political theory, "e;The Republic"e; is a fictional dialogue between Socrates and other various Athenians and foreigners which examines the meaning of justice.

Written in approximately 380 BC, "e;The Republic"e; also discusses Plato's "e;Theory of Forms"e;, the nature of the philosopher, the conflict between philosophy and poetry, and the immortality of the soul.

An essential read for any student of philosophy or political science, "e;The Republic"e; is a monumental work of antiquity, which forms the foundation for much of our modern policy.