Complex sentence: Hahn would join the "Schutzstaffel" (SS) in April, 1933 and was assigned to the 17th "SS-Standarte" (regiment) in Lüneburg and was later transferred to the 26th "Standarte" in Hamburg.
Split into simpler sentences: Hahn would join the "Schutzstaffel" (SS) in April, 1933. He was assigned to the 17th "SS-Standarte" (regiment) in Lüneburg and was later transferred to the 26th "Standarte" in Hamburg.