It contained many of the original members of the SA and was still led by Ernst Röhm.
(He had been a member of the SA from 1933 to 1936 but left for health reasons.)
This resulted in Hitler purging Röhm and other radical members of the SA.
Naumann became a member of the SA where he rose to the rank of Brigadeführer by 1933.
He was a member of both the SA and SS.
In April 1933 he became a member of the SA, the party's paramilitary.
The members of the SA have been close friends since elementary school.