The greek tragedies were chiefly written in the form of trilogies. who invented this form?

Oresteia, trilogy of tragic dramas by the ancient Greek dramatist Aeschylus, first performed in 458 BCE. It is his last work and the only complete trilogy of Greek dramas that has ...

Aeschylus is credited with inventing the trilogy, a series of three tragedies that tell one long story, and introduced the second actor, making the dramatization of a conflict poss...