In "Episode III: Revenge of the Sith," the galaxy is engulfed in the Clone Wars, a conflict between the Galactic Republic and the Separatists. Jedi Knight Anakin Skywalker is torn between his loyalty to the Jedi and his secret marriage to Padmé Amidala. As the war escalates, Anakin is manipulated by Palpatine, the Sith Lord, who promises him the power to save Padmé from death.
Anakin ultimately succumbs to the dark side, becoming Darth Vader. He helps Palpatine execute the Order 66, which leads to the near-extermination of the Jedi. The film concludes with the rise of the Galactic Empire and the birth of Anakin's children, Luke