Far-right surge rattles guardians of Nazi-era remembrance The culture of Holocaust remembrance was a pillar of post-war Germany. Seventy years on, is it in danger faced with the growing challenge to national repentance for Nazi crimes? The director of the Sachsenhausen camp expresses his concern about the "increasingly broken verbal taboos", like when a group brought by the far-right Alternative for Germany (AfD) party took a guided tour a year ago. IMAGES AND SOUNDBITES