Explain how Oedipus's character influences the events of the plot

Oedipus is quick to anger and very proud.

Because of his anger and pride, when he encounters King Laius on a road, he engages in a fight with him and kills him. Had he not killed Laius, Thebes would not have been cursed.

Later, his takes his anger out on the blind prophet, Tiresias, when the prophet does not give him the answers he wants. His pride is insulted when Tiresias suggests Oedipus is to blame.

Because of his anger and his pride, destruction comes to him and those around him.