They molded the force into a national agency to fight "enemies of the state". In 1936, the Gestapo became a sub-branch of the ''Sicherheitspolizei'' (Security Police) or SiPo along with the ''Kriminalpolizei'' (Criminal Police), under Heydrich's overall command. Later on 27 September 1939, the Gestapo and Kripo became sub-departments of the ''Reichssicherheitshauptamt'' (RSHA) (Reich Security Main Office) under Heydrich. At that time, Heinrich Müller was made chief of the Gestapo (known as "Amt IV" or Department IV of the RSHA).<ref>McNab (2009) pp. 152, 156-157</ref> | They molded the force into a national agency to fight "enemies of the state". In 1936, the Gestapo became a sub-branch of the ''Sicherheitspolizei'' (Security Police) or SiPo along with the ''Kriminalpolizei'' (Criminal Police), under Heydrich's overall command. Later on 27 September 1939, the Gestapo and Kripo became sub-departments of the ''Reichssicherheitshauptamt'' (RSHA) (Reich Security Main Office) under Heydrich. At that time, Heinrich Müller was made chief of the Gestapo (known as "Amt IV" or Department IV of the RSHA).<ref>McNab (2009) pp. 152, 156-157</ref> |