Oresteia contains plays Agamemnon, Libation-Bearers, Eumenides; Proteus (satyr-play) DATE: 458 COMPETITION: won first prize ANALYSIS: The trilogy takes the form: action Æ reaction Æ resolution, and depends on a definition of dike (“Justice”), by which the “doer shall suffer, that is law.” We see in the first play Agamemnon come home from Troy to be…