This holly-covered region of Eriador is the site of a former Elvish kingdom. Once the home of the great Jewel-smiths of Ost-in-Edhil, Sauron's forces sacked the realm in S.A. 1697. Eregion is a lonely place in T.A. 1640, for fear of residual Elvish magic keeps the local Dunnish tribes well away.