§ Of the Rings of Power and the Third Age The Silmarillion

Then Sauron failed, and he was utterly vanquished and passed away like a shadow of malice; and the towers of Barad-dûr crumbled in ruin, and at the rumour of their fall many lands trembled. Thus peace came again, and a new Spring opened on earth; and the Heir of Isildur was crowned King of Gondor and Arnor, and the might of the Dúnedain was lifted up and their glory renewed. In the courts of Minas Anor the White Tree flowered again, for a seedling was found by Mithrandir in the snows of Mindolluin that rose tall and white above the City of Gondor; and while it still grew there the Elder Days were not wholly forgotten in the hearts of the Kings.