Board Thread:Lore Discussion/@comment-9062114-20140323022721/@comment-13446185-20140329183701

Harold Burned-Mane wrote: Exactly, we don't know the truth. One of the theories is that those Hiradirge caused it, others say it was a natural phenomenon.

About the Left-Handed elves, we don't know what their culture was like so we still don't know if they are like the bosmer/orsimer or like the other elves. My point is the most evidential explanation is that the Ansei destroyed Yokuda.