The trial and death of Socrates (469-399 BCE) have almost as central a place in Western consciousness as the trial and death of Jesus. In four superb dialogues, Plato provides the classic account.
Euthyphro—HolinessSocrates in Confrontation
Apology—Justice and Duty (i)Socrates Speaks at his Trial
Crito—Justice and Duty (ii)Socrates in Prison
Phaedo—Wisdom and the SoulSocrates about to Die
Postscript: The Theory of Ideas in the Phaedo