The SS established the Sachsenhausen concentration camp as the principal concentration camp for the Berlin area. Located near Oranienburg, north of Berlin, the Sachsenhausen camp opened on July 12, 1936. 

The SS established the Sachsenhausen concentration camp as the principal concentration camp for the Berlin area. Located near Oranienburg, north of Berlin, the Sachsenhausen camp opened on July 12, 1936.