* How he dies: He is killed by the hobbit Merry Brandybuck, who stabs him in the back during the Battle of Pelennor Fields.
* Why he dies: He is trying to flee the battlefield after Saruman is killed by the Ents.
* Significance of his death: His death symbolizes the downfall of Saruman's evil influence and the victory of good over evil.
While Grima Wormtongue was a very complex character, driven by his own desires and anxieties, his ultimate fate served as a reminder of the dangers of succumbing to power and deception.