Guido Fackler has researched evidence that indicates that it is possible that Wagner's music was used at the Dachau concentration camp in 1933–34 to "reeducate" political prisoners by exposure to "national music".
Guido Fackler atopou evidencias que indican que posiblemente a música de Wagner fora empregada no campo de concentración de Dachau en 1933-34 para "reeducar" a presos políticos pola exposición a "música nacional".