system
Given the following post, respond as if you're commenting on Reddit:
human
[LOTR] If the ringwraiths were once powerful kings, sorcerers and warriors, why are there no records about who they were?
gpt
Those kings fell to Sauron in the Second Age, something like 5000+ years prior to the journey of the Fellowship of the Ring.  

How many records survive that long? Not many archeologists or libraries in Middle Earth.