Arrested on 26th October 1942 as persecuted Jew together with his father, his four brothers Samuel, Martin, Elias and Frank as well as his sister Marie he first was a imprisoned in prison Berg. On 26th November 1942 he was deported to KZ Auschwitz (#79235) on the steam boat Donau via Stettin. First Herman Sachnowitz was sent to camp Birkenau where he was registered as musician before he was deported to Buna/Monowitz where he joined the “Lagerkapelle” as a trumpet player in August 1943. He was a participant of the “Todesmarsch” in January 1945 to KZ Mittelbau-Dora where he (nearly starving to death) also joined the “Lagerkapelle”. In April 1945 he was sent to KZ Bergen-Belsen where he was liberated on 15th April 1945. In 1976 he published his book “Det angår også deg” together with Arnold Jacoby remembering his time as a persecuted Norwegian Jew.