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Horst Wessel was a prominent member of the Nazi Party and the Sturmabteilung (SA), the paramilitary wing of the party. He is best known for writing the lyrics to the Nazi anthem "Horst-Wessel-Lied," which was named after him after his death in 1930. Wessel was a committed Nazi ideologue and played a significant role in the early growth and development of the Nazi Party.