Year of the Trees 1170
Year of the Trees 1170 (abbreviated to Y.T. 1170) is the 1170th year of the Trees in the First Age of Arda. Year of the Trees 1170 was also V.Y. 4670 in Valian Years.
Notable events in this year include:
J.R.R. Tolkien, Christopher Tolkien (ed.), Morgoth's Ring, "Part Three. The Later Quenta Silmarillion: (II) The Second Phase: The Earliest Version of the Story of Finwë and Míriel", p. 205