Auschwitz-Birkenau, the largest secret Nazi concentration camp in Poland, where over 1.1 million people were murdered, was ...
In April 1944, Jewish prisoners Rudolf Vrba and Alfred Wetzler miraculously escaped from Auschwitz concentration camp and fled through Nazi-occupied Poland to find refuge in Žilina, Slovakia ...
Greenstein explains. Vrba’s efforts in early 1944 to warn other Jews of their coming fate in the Nazi death camps were ...