It would be helpful if you would explain what you mean by reported. Reported by whom to whom? By historians writing now? By the SS to relatives?
Death camps
They died in the Nazi Concentration camps, death marches between camps or general didn't survive when escaped. Most deaths occurred at the Nazi Concentration camps. There are differnet kinds of camps:Concentration, Death, Extermination, Transition and Labor camps. Each kind of camps has got it's own purpose such as holding people or killing them in mass numbers.
Yes, conditions in both kinds of camps were generally appalling.
The key disinction is between 'ordinary' concentration camps (such as Dachau or Buchenwald) and extermination camps such as Treblinka and Sobibor. The sole purpose of extermination camps was to kill. Note that Auschwitz and Majdanek combined both kinds of camps.
All kinds of people were put into Nazi concentration camps during World War II. One of the hardest hit communities were the Jews of Europe (and some from North Africa, too). About six million died in concentration camps, though there were survivors.
* Transit camps, where prisoners were held till they were moved to other kinds of camps. * Concentration Camps, Grade I - for example, Dachau. * Concentration Camps, Grade II - for example, Buchenwald. (These were harsher than Grade I camps and there was less food than at Grade I camps). * Concentration Camps, Grade III - for example, Auschwitz I and III. (Harsher and with less food than in Grade II camps - very high death rates). * Extermination camps - most of Auschwitz II (Birkenau), Treblinka II, Belzec, Chelmno, Sobibor, Maly Trostenets and one section of Majdanek. These camps were designed as killing centres and nothing else. In addition, there were also concentration camps for 'difficult children' (!) aged 12+ and later even 2+ ...
The Holocaust had Concentration Camps or Forced labor camps to destroy the Jews. They would force them to go to these camps and give them little food and force them to work until they died, or they just killed them out right. ___ In the then Soviet Union the Nazis often simply shot Jews in open country, but in Western and Central Europe they weren't keen on this. ___ There were different kinds of camps for different purposes. The key distinction is between ordinary concentration camps, which were use for slave labour and extermination camps, which existed only to kill.
Dachau, the first concentration camp, opened on 22 March 1933 - less than two months after Hitler came to power. In April 1933 small concentration camps sprang up in all kinds of places, but most these were later closed by mid 1934. From 1937 additional camps were built, starting with Buchenwald.
All four are the names of different kinds of Nazi camps. * Dachau and Buchenwald were 'ordinary' concentration camps. (Dachau was a Grade I concentration camp, Buchenwald was Grade II - in other words, harsher). * Ravensbrück was a concentration camp for women only. * The Birkenau section of Auschwitz was mainly an extermination camp that carried out mass gassings on a vast scale, but it also included the main hard labour camp for women in the Auschwitz complex of camps.
All four are the names of different kinds of Nazi camps. * Dachau and Buchenwald were 'ordinary' concentration camps. (Dachau was a Grade I concentration camp, Buchenwald was Grade II - in other words, harsher). * Ravensbrück was a concentration camp for women only. * The Birkenau section of Auschwitz was mainly an extermination camp that carried out mass gassings on a vast scale, but it also included the main hard labour camp for women in the Auschwitz complex of camps.
The term death camp is rather vague but is generally used for:Extermination camps, like Treblinka II and Sobibor. These were relatively small camps that designed to kill new arrivals as soon as possible.The harshest concentration camps (Grade III), such as Mauthausen, that were intended to work the inmates to death.Note that Auschwitz included both kinds of camps.The term is often - confusingly - used of all Nazi concentration camps with a high death toll.
Please have a look at the two related quesions. They should give you quite a good idea of the kinds of persecution.