Witnesses and victims of Nazi crimes who spoke publicly about their experiences after the war were the target of hostile threats and harassment. Anonymous hate mail, such as this postcard sent to 27-year-old Rolf Weinstock, was common.

Witnesses and victims of Nazi crimes who spoke publicly about their experiences after the war were the target of hostile threats and harassment. Anonymous hate mail, such as this postcard sent to 27-year-old Rolf Weinstock, was common.