Friends and helpers, or the nation's whipping boys?

*Wachtmeister*, *Schupo*, *Vopo*, "friend and helper," *Bullenschwein*: The synonyms for "police officer" are numerous. This is due in no small part to the duties and societal role of the police, which have frequently changed over the course of history. This five-part documentary series examines the history of policing in Germany from 1900 to the present day. (Text: Sky)