After the rise of Castamir Gondor lost its control of Arthanor and for a brief time a successor state emerged from the lands of the local liege-lords, formerly loyal to the Kings of Gondor. The last remnants of Arthanor vanquished between TA 2339-2947 when Sauron's southern forces finally got control over the remaining Chyan Lands.After centuries of war the formerly rich lands ended up ruined, poisoned and emptied to large parts. The Fourth Age saw the rise of the realm of Gorem on the northern shores of Ormal.