Oedipus at Colonus sons, in the end Oedipus is accepted and absolved by Zeus. In the years between the play's composition and its first performance, Athens underwent many changes. Defeated by the Spartans, the city was placed under the rule of the Thirty Tyrants, and the citizens who opposed their rule were exiled or executed. This certainly affected the way that early audiences reacted to the play, just as the invasion of Athens and its diminished power surely affected Sophocles as he wrote it. The play contrasts the cities of Athens and Thebes quite sharply. Thebes is often used in Athenian dramas as
Oedipus Rex clear. A man arrives from Corinth with the message that Oedipus's father has died. Oedipus, to the surprise of the messenger, is made ecstatic by this news, for it proves one half of the prophecy false, for now he can never kill his father. However, he still fears that he may somehow commit incest with his mother. The messenger, eager to ease Oedipus's mind, tells him not to worry, because Merope was not in fact his real mother. It emerges that this messenger was formerly a shepherd on Mount Cithaeron, and that he was given a baby, which the childless