<Li> 435 BCE According to legend, Empedocles leapt to his death into the crater of Etna . </Li> <Li> 420 BCE According to some reports, Protagoras died in a shipwreck . </Li> <Li> 399 BCE Socrates, condemned to death for corrupting the young, drank hemlock amongst his friends as described in Plato's Phaedo . </Li> <Li> 348 BCE Plato either died while being serenaded by a Thracian flute - playing girl, or at a wedding feast . </Li>

Which greek philosopher was sentenced to death by poision