Over the course of World War II, this battalion under Wilhelm Trapp increasingly declined the option to be exempted from execution duty. For 10 points each:
[10h] Name this battalion that carried out several mass killings in Poland, which historian Christopher Browning said was made of "Ordinary Men" in a namesake 1992 study.
ANSWER: Reserve Police Battalion 101 [or Reserve-Polizei-Bataillon 101]
[10e] The Order Police were under the command of Heinrich Himmler, who also oversaw the Waffen-SS and this Nazi secret police force created in 1933 by Hermann Goering.
ANSWER: Gestapo [or Geheime Staatspolizei]
[10m] Many of the older members of Battalion 101 had been members of these interwar counter-revolutionary paramilitary units. They helped to suppress the Spartacist movement.
ANSWER: Freikorps
<Justin Hawkins , History - European - Central European>