Who wrote the trilogy known as "The Oresteia"?

Aeschylus is the playwright who wrote "The Oresteia," which is a trilogy consisting of three plays: "Agamemnon," "The Libation Bearers," and "The Eumenides." This trilogy explores themes of justice, the cycle of vengeance, and the establishment of a new order in society through the judicial system, reflecting the transition from personal retribution to communal justice.

Aeschylus is often referred to as the father of tragedy due to his significant contributions to the genre, and "The Oresteia" is one of his most famous works, showcasing the evolution of human consciousness regarding morality and law. The depth of the characters and the complexity of the narrative illustrate the intricacies of fate and free will, making it a pivotal piece in the study of ancient Greek literature and drama.