The senior to all other military police organizations was known as what according to David Stahel?
Wilhelm Keitel Wilhelm Keitel (22 September 1882 – 16 October 1946) was a German field marshal who served as Chief of the Armed Forces High Command ("Oberkommando der Wehrmacht" or OKW) in Nazi Germany during World War II. According to David Stahel, Keitel was "well known and [...] reviled as Hitler's dependable mouthpiece and habitual yes-man" among his military colleagues.
Stasi The Ministry for State Security (German: "Ministerium für Staatssicherheit" , MfS) or State Security Service ("Staatssicherheitsdienst", SSD), commonly known as the Stasi (] ), was the official state security service of the German Democratic Republic (East Germany). It has been described as one of the most effective and repressive intelligence and secret police agencies to have ever existed. The Stasi was headquartered in East Berlin, with an extensive complex in Berlin-Lichtenberg and several smaller facilities throughout the city. The Stasi motto was ""Schild und Schwert der Partei"" (Shield and Sword of the Party), referring to the ruling Socialist Unity Party of Germany (German: "Sozialistische Einheitspartei Deutschlands", SED). Erich Mielke was its longest-serving chief, in power for thirty-two of the GDR's forty years of existence.