Pretty much every evil action Tolkien writes about is therefore indirectly his fault. So, in short, Morgoth is Middle-earth’s version of the Devil. Why Does Morgoth Matter in The Rings of Power ...

Not only is Morgoth one of the most powerful characters that J.R.R. Tolkien created, but almost everything bad that happened in Tolkien’s world before the start of The Rings of Power was his fault.