Editing Schutzstaffel (section)

===Reich Security Main Office===
Heydrich held the title of ''Chef der Sicherheitspolizei und des SD'' (Chief of the Security Police and SD) until 27 September 1939, when he became chief of the newly established Reich Security Main Office (RSHA).{{sfn|Longerich|2012|p=470}}{{sfn|Headland|1992|p=22}} From that point forward, the RSHA was in charge of SS security services. It had under its command the SD, Kripo, and Gestapo, as well as several offices to handle finance, administration, and supply.{{sfn|Longerich|2012|p=470}} [[Heinrich Müller (Gestapo)|Heinrich Müller]], who had been chief of operations for the Gestapo, was appointed Gestapo chief at this time.{{sfn|Weale|2010|p=131}} [[Arthur Nebe]] was chief of the Kripo, and the two branches of SD were commanded by a series of SS officers, including [[Otto Ohlendorf]] and [[Walter Schellenberg]]. The SD was considered an elite branch of the SS, and its members were better educated and typically more ambitious than those within the ranks of the ''Allgemeine SS''.{{sfn|Langerbein|2003|p=21}} Members of the SD were specially trained in criminology, intelligence, and counterintelligence. They also gained a reputation for ruthlessness and unwavering commitment to Nazi ideology.{{sfn|Langerbein|2003|pp=21–22}}

Heydrich was attacked in Prague on 27 May 1942 by a British-trained team of Czech and Slovak soldiers who had been sent by the [[Czechoslovak government-in-exile]] to assassinate him in [[Assassination of Reinhard Heydrich|Operation Anthropoid]]. He died from his injuries a week later.{{sfn|Höhne|2001|pp=494–495}}{{efn|In an act of reprisal, upwards of 10,000 Czechs were arrested; 1,300 were shot, including all male inhabitants from the nearby town of [[Lidice]] (where Heydrich's assassins had supposedly been harboured), and the town was razed.{{sfn|Höhne|2001|pp=495–496}} }} Himmler ran the RSHA personally until 30 January 1943, when Heydrich's positions were taken over by Kaltenbrunner.{{sfn|Longerich|2012|p=661}}