When Revenge of the Sith was released in 2005, it seemed like Geroge Lucas finally answered a question that Star Wars fans had asked since the ‘80s. How did the Emperor suddenly take out all the Jedi? The existence of Order 66, a secret command issued to the Clone Troopers, was the answer. And yet by the time of the classic trilogy, the apparently loyal clones had been replaced by conscripted troops. Why?
