First Age 463
From Tolkien Gateway
First Age 463 (abbreviated to F.A. 463) is the 463rd year of the Sun of the First Age of Middle-earth.
Notable events in this year include:
- Easterlings, led by Bór and Ulfang, enter Beleriand and ally themselves with Maedhros and Caranthir. Bór remained true but Ulfang is secretly in league with Morgoth.