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About 50 years later the Wise of that Age discovered the shadow of Dol Guldur and theorized that it was one of the Nazgûl. However around 1050 of the Third Age Sauron returned in the form of a shadow in Greenwood the Great, triggering also the return of his servants. 3441 at the hands of the Last Alliance of Elves and Men, the wraiths faded into the shadows.
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Their actions during the War of the Last Alliance are also unknown, but when Sauron was overthrown in S.A. However the circumstances of this appearance are not recorded, nor their actions during the Dark Years, or during Sauron's capture to Númenor. 2251 and were soon established as Sauron's principal servants. Known as the Nazgûl, they first appeared around S.A. But over time depending on their native strength and their initial good or evil will they succumbed to the domination of their rings and the rule of One Ring that was worn by Sauron and their bodily forms faded until they became permanently invisible and turned into wraiths. The rings turned them invisible and enabled them to see things of the Unseen. Although the rings prolonged their lives so that they seemed to have unending lives, life became unendurable for them. The bearers of the rings gained great wealth and prestige and became " mighty in their day, kings, sorcerers, and warriors of old". It is said that three of the Nine were great lords of Númenorean race. Sometime during the Second Age (after the year 1697 ) Sauron gave nine Rings of Power to nine mortal Men. They were mortal Men who had been turned into wraiths by their Nine Rings of power. The Nazgûl ( Black Speech: Ringwraiths, sometimes written Ring-wraiths), also known as the Nine Riders or Black Riders (or simply the Nine), were Sauron's "most terrible servants" in Middle-earth.
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'From Mordor, Barliman, if that means anything to you.' " ― The Fellowship of the Ring, " Strider" " 'They come from Mordor,' said Strider in a low voice. Men who received the Nine Rings corrupted by Sauron Ringwraiths, the Black Riders, the Nine, Úlairi ( Q) This article or section needs more/new/more-detailed sources to conform to a higher standard and to provide proof for claims made. " Who told you, and who sent you?" - Gandalf
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