<Tr> <Th> Label </Th> <Td> RSO Records </Td> </Tr> <Tr> <Th> Songwriter (s) </Th> <Td> John Williams </Td> </Tr> <P> "The Imperial March (Darth Vader's Theme)" is a musical theme present in the Star Wars franchise . It was composed by John Williams for the film The Empire Strikes Back . Together with "Yoda's Theme", "The Imperial March" was premiered on April 29, 1980, three weeks before the opening of the film, on the occasion of John Williams' first concert as official conductor - in - residence of the Boston Pops Orchestra ." One of the best known symphonic movie themes, it is an example of a leitmotif, a recurrent theme associated with characters or events in a drama . </P> <P> "The Imperial March" is sometimes referred to simply as "Darth Vader's Theme ." In the movies (except for the original Star Wars), the march is often played when Darth Vader appears . It is also played during Palpatine's arrival on the Death Star in Return of the Jedi, though it does segue into the Emperor's own theme as he appears . </P>

When does the imperial march play in star wars