Since what year has the anthem which gradually supplanted the Sturmlied as the de facto anthem of the SA been banned in Germany?
Sturmlied The Sturmlied ("Storm Song" or "Assault Song") was the de facto anthem of the SA until it was gradually supplanted by the Horst-Wessel-Lied.
Lied für NRW Lied für NRW or Hier an Rhein und Ruhr und in Westfalen is, since the 60th anniversary celebrations of North Rhine-Westphalia, a non-official regional anthem of this German Bundesland. There are many local anthems of certain regions of North Rhine-Westphalia, but there had not yet been an anthem for the entire state.