- Bilbo is visited by Gandalf and the Thorin and Company at Bag End and goes with them on a quest to recover the treasure from Smaug in Erebor.
- Bilbo finds the One Ring.
- Esgaroth is visited by Bilbo and the Company.
- Esgaroth is attacked by the dragon Smaug, who is consequentially killed by Bard Bowman.
- The White Council drives Sauron, who had been disguised as the Necromancer, out of his hiding in Dol Guldur.
- The Battle of Seven Armies takes place.
- Dáin Ironfoot becomes King under the Mountain.