What year was the trilogy, also known as the Heir to the Empire, from the Star Wars expanded universe written?
Dark Force Rising: Star Wars: Dark Force Rising is a 1992 "Star Wars" novel by Timothy Zahn, and the second book in the "Thrawn" trilogy. Thrawn trilogy: The Thrawn" trilogy, also known as the Heir to the Empire" trilogy, is a series of best-selling science fiction novels written by Timothy Zahn.
i don't know