Why did destroying the One Ring kill Sauron?

What Happened to Sauron After the Ring Was Destroyed? LOTR Lore

なぜサウロンは一つの指輪を作成し、必要としたのでしょうか? |ロード・オブ・ザ・リングの伝承 |中つ国

Why did Sauron take a Risk? What does One Ring do? | The Lord of the Rings | Middle Earth

What happened to Sauron after the Movies?

LOTR The Return of the King - Sauron Defeated

Did Sauron have a Successor?

How Sauron was overthrown: Gil-Galad and Elendil's last battle - LOTR LORE

Did Sauron Repent?

What if Sauron got The One Ring? | Tolkien Theory

The Fall of Sauron | Did He Die?

sauron speaking the black speech

Sauron Disappeared When The One Ring Was Destroyed, Where Did He Go?

The Story of Sauron - The Lord of the Rings - The Lord of the Rings Universe - See U in History

サウロンはどのようにしてヌメノールから指輪をモルドールに持ち帰ったが、死んだ手から離れなかったのでしょうか?

How did Sauron escape the defeat of Morgoth in the Great War? | Tolkien Explained

The History of Sauron [COMPILATION] | Tolkien Explained

イシルドゥアはどのようにしてサウロンを「倒し」、一つの指輪を手に入れたのでしょうか？サウロンは死んだのか？ |ロード・オブ・ザ・リング理論

Sauron Gets Killed by His Own Orcs The Rings of Power Season2 Episode 1

Why didn't Elrond take the Ring from Isildur after Sauron was defeated?