"Star Wars: The Empire Strikes Back" is the second film in the original Star Wars trilogy, released in 1980. The story follows Luke Skywalker as he trains with Yoda on the planet Dagobah while the Rebel Alliance faces the powerful Galactic Empire. Meanwhile, Han Solo, Princess Leia, and their friends evade capture by Darth Vader and the Empire. The film is known for its darker tone and significant plot twists, including the revelation of Darth Vader's true identity. It is widely regarded as one of the greatest sequels in cinematic history.