LotR Timeline: Part IV
Below is the timeline that follows the actions from The Battle of the Pelennor Fields until Frodo, Bilbo and the Three Keepers leave Middle-Earth.
The Third Age ended with the departure of Frodo, Bilbo and the Three Keapers at the grey Havens. Note worthy dates in the Fourth Age:
S.R. 1482 :
Rose dies, Sam leaves Middle-earth as the last of the Ringbearers.
S.R. 1541 :
King Elessar dies, Gimli and Legolas leave Middle-earth together and so ended the Fellowship of the Ring in Middle-earth.