You get to be federal people grand 4 times
Harmony
Harmony is the pleasing arrangement of combined, simultaneous musical notes structured according to the composition and progression of chords. With harmony, superposition of sounds are orchestrated into congruent parts. Harmony is the playing together of interacting different notes, delivering rich and colorful music.
I think the answer is musical style
1) closely linked to german art 2) form of social protest 3) urban culture