Board Thread:Suggestions forum/@comment-29212138-20170526182111/@comment-29773086-20170526214510

Dolgukhor wrote: Never said that... said they mingled with the haradrim and they dwindled

The Dwarves dwindled yet they still live "But Telumehtar his son, remembering the death of Minardil, and being troubled by the insolence of the Corsairs, who raided the coasts even as far as the Anfalas, gathered his forces and in 1810 took Umbar by storm. In that war the last descendants of Castamir perished..."

After that Umbar fell into the hands of Harad, according to the Amnals of the Kings and Rulers.