Ernst Kaltenbrunner was an Austrian lawyer, high-ranking SS official during the Nazi era, major perpetrator of the Holocaust, and convicted war criminal. After the assassination of Reinhard Heydrich in 1942, and a brief period under Heinrich Himmler, Kaltenbrunner was named the third director of the Reich Security Main Office (RSHA), which included the offices of Gestapo, Kripo and SD, serving from January 1943 until the end of World War II in Europe. He was also the president of Interpol during the same time period.
