Dachau concentration camp Dachau concentration camp Dachau concentration camp (; , ) was the first of the Nazi concentration camps opened in Germany, intended to hold political prisoners. It is located on the grounds of an abandoned munitions factory northeast of the medieval town of Dachau, about northwest of Munich in the state of Bavaria, in southern Germany. Opened in 1933 by Heinrich Himmler, its purpose was enlarged to include forced labor, and eventually, the imprisonment of Jews, German and Austrian criminals, and eventually foreign nationals from countries that Germany occupied or invaded. The Dachau camp system grew to include nearly 100 sub-camps,
Nazi concentration camp badge and in the later stages of World War II the use of badges dwindled in some camps and became increasingly accidental in others. The following description is based on the badge coding system used before and during the early stages of the war in the Dachau concentration camp, which had one of the more elaborate coding systems. Shape was chosen by analogy with the common triangular road hazard signs in Germany that denote warnings to motorists. Here, a triangle is called inverted because its base is up while one of its angles points down. People who wore the green and