Question: who is nazgul in lord of the rings?
Answer: The Nazgûl (also known as Ringwraiths, The Nine, The Fallen Kings, Black Riders, or Úlairi in Quenya) were the dreaded ring-servants of the Dark Lord Sauron in Middle-earth throughout the Second and Third ages, who in the later years of the Third Age dwelt in Minas Morgul and Dol Guldur.