Nobody. It was named after the place where it is located.
During the Holocaust, Dachau was a Concentration Camp.
Dachau was an ordinary concentration camp.
Dachau was a concentration/extermination camp in WWII.
It was called the Dachau concentration camp.
Dachau concentration camp was created in 1933.
The camp at Dachau was operational for about twelve years.
The first Nazi Concentration Camp was Dachau Concentration Camp. Since it's called Dachau, it's in Dachau,Germany.
When used in a general sense use small letters. However, if you are writing about a named camp, use capitals, for example: Dachau Concentration Camp.
Hitler designed Dachau concentration camp but it was the people who was going to be in it who built it.
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Dachau was a punishment and hard labour concentration camp.
2720 Priests were in Dachau concentration camp.