Board Thread:Lore/@comment-31327349-20150722062900/@comment-26335978-20150805152554

Actually, I believe, like Galadriel, Saruman could become The Dark Lord if he used the ring. This is important. Aragorn used the palantir to make Sauron think he had the ring (I might be wrong there) and that was why he was willing to empty his land to battle the remnants of Gondor and Rohan.