Ernst Kaltenbrunner (4 October 1903 – 16 October 1946) was an Austrian-born senior official of Nazi Germany during World War II. Between January 1943 and May 1945, he held the offices of Chief of the Reichssicherheitshauptamt (RSHA, Reich Main Security Office), President of Interpol and, as a SS-Obergruppenführer und General der Polizei und Waffen-SS, he was the highest-ranking Schutzstaffel (SS) leader to face trial at the first Nuremberg Trials. He was found guilty of war crimes and crimes against humanity and executed.