 At its peak, the Galactic Empire sprawls over much of the known "Star Wars" galaxy, which consists of millions of star systems and billions more fringe colonies, shipyards, fortress worlds, and outer territories.The Empire's origins are depicted in the prequel "" (2005), where it replaces the Galactic Republic at the end of the Clone Wars orchestrated by Sheev Palpatine, who was then the Republic's Supreme Chancellor.Palpatine is also secretly a Dark Lord of the Sith named Darth Sidious, intending to purge the Jedi and restore the Sith to power.