Don't know about the others but Dachau, near Munich, was opened around 1933.
Ghettos, concentration camps and extermination camps.
They were sent to ghettos prior to the Concentration Camps...
Ghettos preceded concentration camps. Concentration camps appeared during the Nazi era in Germany. Ghettos were present in the largest cities in Germany (and other large urban areas in other countries) well before that.
Poland
Life in the ghettos was not only restricted and confined, but eventually, everyone in the ghettos was carted to concentration camps.
They were taken from the ghettos to extermination camps, where they were killed.
ghettos, concentration camps, and death camps
The Jews were liquidated and forced to concentration camps.
In practice, that is exactly what the ghettos set up by the Nazis were.
Who made West Edmonton Mall
The Ghettos were an attempt to separate the Jewish people so that transportation to concentration camps would be easier once those camps were available to process the killing of the Jewish people,
Ghettos were a small section of a city where Jews were herded into and kept until they were sent to concentration camps.