The Elves kingdoms have been disolved. The nobles have left for the Great Faerae kingdom of Oberon. The refuge elves that are not exiting Yurenth must have some mysterious reasons to stay.
The Lath allied with Goblins and enabled them to learn great fire magic’s. These were unleashed upon the Elves of the court. The Lath smiths used a cold iron metal that was especially deadly to elves. There is a chance that any magic weapon found will be cold iron, and therefore can’t be wielded by an elf and these weapons would be especially useful against elves.