Year of the Trees 1165

Year of the Trees 1165 (abbreviated to Y.T. 1165) is the 1165th year of the Trees in the First Age of Arda. Year of the Trees 1165 was also V.Y. 4665 in Valian Years.
Notable events in this year include:
* The last of the Vanyar depart from Tirion. The Noldor live in Tirion alone and their friendships are with the Teleri.