Did Vader ever lose?

Did Vader ever lose? Only one person could defeat Darth Vader once and for all. The spirit of Anakin Skywalker, long dormant, finally rose and overcame the dark side. While his body failed him, Anakin rose once again and defeated the Sith once and for all.

Only one person could defeat Darth Vader once and for all. The spirit of Anakin Skywalker, long dormant, finally rose and overcame the dark side. While his body failed him, Anakin rose once again and defeated the Sith once and for all.