It often is connected to the Second Viennese School and twelve-tone music, and it was developed by Arnold Schoenberg and Alban Berg.
Music of this type may have begun in 1907 with the piece Ich Darf Nicht Dankend, or it may have started earlier with a bagatelle by Franz Liszt. One of the composers closely associated with this term did not like it and suggested using the prefix pan- rather than the more common prefix. It often is connected to the Second Viennese School and twelve-tone music, and it was developed by Arnold Schoenberg and Alban Berg. Identify this type of music that does not have a key.
Music of this type may have begun in 1907 with the piece Ich Darf Nicht Dankend, or it may have started earlier with a bagatelle by Franz Liszt.
Atonal(ity) (prompt Pantonal(ity) or Twelve Tone)