During the near end of the clone wars, Darth Sidious has revealed himself and is ready to execute the last part of his plan to rule the Galaxy. Sidious is ready for his new apprentice, Lord Vader, to step into action and kill the remaining Jedi.
http://www.imdb.com/title/tt0121766/
Those who use the Dark Side of the force but are unaffiliated with the Sith are called Dark Jedi. The term Dark Jedi can also refer to an individual who has never trained under a Jedi Master but has instead learned the ways of the force from another Dark Jedi. Also, a Dark Jedi was not necessarily a Jedi Master. A member of the Sith need not be a Sith Lord. Sith Lords are on par with Jedi Masters. So, Dark Jedi and Sith Lords may not have an equal knowledge base about the Dark Side of the force. Dark Jedi are not initiated into the Order of the Sith.
https://www.quora.com/What-s-the-difference-between-a-Sith-Lord-and-a-Dark-Jedi
Star Wars: Episode III - Revenge of the Sith (2005) Watch Now. During the near end of the clone wars, Darth Sidious has revealed himself and is ready to execute the last part of his plan to rule the Galaxy. Sidious is ready for his new apprentice, Lord... See full summary ».
http://www.imdb.com/title/tt0121766/
A Dark Jedi is one who has abandoned the path of the Light by abandoning the Jedi Code and using the Force for his own selfish ends. The Sith refers to an ancient warrior civilization native to Korriban, a distant planet beyond the Old Republic, who were said to be force sensitive.
https://www.quora.com/What-s-the-difference-between-a-Sith-Lord-and-a-Dark-Jedi
Darth Vader (Anakin Skywalker) appears in the Star Wars saga films. Anakin was a male human cyborg Sith Lord and the third Shadow Hand of Darth Sidious. A Jedi hero of the Clone Wars, he fought alongside his master, Obi-Wan Kenobi, but was slowly seduced to the dark side by Darth Sidious.
https://en.wikipedia.org/wiki/Sith
An ancient order of Force-wielders devoted to the dark side, the Sith practice hate, deception, and greed. Notable for their red-bladed lightsabers, black dress, and use of their aggressive feelings, the Sith look to amass power at all costs.
http://www.starwars.com/databank/sith
The Sith is an organization of preternaturally-gifted warriors in the fictional Star Wars universe. It is an ancient interstellar quasi-religious kraterocratic institution with an agenda of galactic domination, led by members who seize power through physical force, social maneuvering or political cunning.
https://en.wikipedia.org/wiki/Sith
Darth Revan is in Star Wars: Knights of the Old Republic. A Jedi hero who led the Republic to victory in the Mandalorian Wars, he and his Padawan, Malak, later unwittingly discovered the Sith Empire, hidden in the Unknown Reaches of space.
https://en.wikipedia.org/wiki/Sith
Darth Plagueis was first referenced in Star Wars: Episode III - Revenge of the Sith. Plagueis is the main character of Star Wars: Darth Plagueis, and was the master of Darth Sidious.
https://en.wikipedia.org/wiki/Sith
Darth Bane established the Rule of Two within the Star Wars canon. This rule stated that there must be only two Sith Lords at a time: a master to embody power, and an apprentice to crave it and eventually overthrow his master and adopt an apprentice of his own.
https://en.wikipedia.org/wiki/Sith
what is a star wars sith
A Star Wars Sith is a film.