Hahn and his '' Einsatzkommando '' took part in the arrests and executions carried out as part of '' Intelligenzaktion '' , the Nazi extermination campaign targeting the Polish intelligentsia . Between September and November 1939 Hahn and '' Einsatzgruppe I '' were involved in the mass-killing of Polish public officials , activists , intellectuals and army officers in the cities of Katowice , Sanok and Podlesie . They also played a leading role in the expulsion of the Jewish population from the town of Dynow and managed their subsequent deportation into Soviet-occupied eastern Poland . Beginning in January 1940 Hahn took over as chief of the '' Sicherheitsdienst '' ( SD ) and '' Sicherheitspolizei '' ( SiPo ) for the occupied city of Kraków . Hahn oversaw '' Sonderaktion Krakau '' an SS operation which involved the deportation of hundreds of professors and other academics from Jagiellonian University to various concentration camps in Germany . He also served as chief of the " Police Emergency Court " ( '' Standgericht '' ) at Montelupich Prison . In this capacity Hahn was instrumental in the implementation of the German AB-Aktion in Poland . Hahn was transferred to the German embassy in Bratislava in August 1940 , where he served as a '' Sonderbeauftragter '' ( special representative ) of the SS to the Nazi-allied government of the Slovak Republic under Jozef Tiso . From April to June 1941 Hahn was stationed in Athens , Greece where he commanded '' Einsatzgruppe Griechenland '' during the Balkan Campaign . Following the German victory in the offensive Hahn was promoted to the rank of '' SS-Obersturmbannführer '' ( lieutenant colonel ) and returned to his diplomatic post in Slovakia . Beginning in August 1941 , Hahn returned to Poland and was appointed chief of the '' Sicherheitsdienst '' and '' Sicherheitspolizei '' for the district of Warsaw . During his tenure Hahn was heavily involved in the implementation of the Holocaust in Poland . In the summer of 1942 Hahn collaborated with Odilo Globocnik and other SS personnel associated with Operation Reinhard to plan and organize the destruction and liquidation of the Warsaw Ghetto . Nearly 265,000 Jews perished in the operation , either in mass-shootings conducted by the SS or after being deported to the extermination camp at Treblinka . As a deputy officer to SS and Police Leader Jurgen Stroop , Hahn also had a leading role in the bloody suppression of the Warsaw Ghetto Uprising in April and May 1943 . The brutal pacification of the Ghetto by the SS resulted in the deaths of 13,000 Jews either killed in the fighting or executed . Hahn later orchestrated the deportation of another 56,000 Jews from Warsaw to Treblinka in the aftermath of the rebellion . In April 1944 , Hahn was promoted to the rank of '' SS-Standartenfuhrer '' ( colonel ) and received the title of '' Oberst der Polizei . During August/October 1944 Warsaw Uprising by the Polish Home Army Hahn fought with the '' Waffen-SS '' , leading a battalion of 700 men in the southern districts of the city and later in the downtown area . He also personally commanded the defense of Warsaw ’s heavily fortified government district . Following the capitulation of the uprising , Hahn , acting on instructions from Himmler , ordered the mass-killing of Polish civilians in retaliation for the rebellion . Between August and September of 1944 and estimated 5 to 10 thousand men women and children were shot by the Gestapo , mainly in the ruins of the former General Inspectorate of the Armed Forces . Hahn was awarded the Iron Cross , 1st Class for his service in the Uprising
Intelligenzaktion
Intelligenzaktion
Ludwig Hahn