Auschwitz-Birkenau
There were no concentration camps in Britain. There's some confusion here.
In Auschwitz and in Dachau
I think it was mainly the Germans who used the concentration camps to kill jewish people and to keep people hostage.
Germany, France, Italy, Poland, Denmark, Hungary
No Hitler and the Nazis set them up i ww2 during the holocaust.
because the camps were set up to hold them.
There were no concentration camps in Britain. There's some confusion here.
weyler
In Auschwitz and in Dachau
I think it was mainly the Germans who used the concentration camps to kill jewish people and to keep people hostage.
Germany, France, Italy, Poland, Denmark, Hungary
No Hitler and the Nazis set them up i ww2 during the holocaust.
because Hitler wanted to create a perfect race and he set up concentration camps to rid the world of imperfect people e.g. Jews ,Muslims etc
According to research reports, Nazis actually set up 20 000 concentration camps.
Concentration camps were in areas Germany and controlled, mainly Germany and Poland.
Concentration camps were first used by the British during the Boer War. As their name implies, it was the most efficient way of holding the maximum number of prisoners with the smallest number of guards. For the reasons why the Nazis set up concentration camps see the related question.
In practice, that is exactly what the ghettos set up by the Nazis were.