### Clue: Posh Liberal bound in restraint here? (5)
### Answer: GULAG 
 ### Explanation: Definition: in restraint here
 [ U(letter signifying "upper class";posh) + L(abbrev. for "Liberal", a member of the Liberal political party) ] **contained in**(bound in) GAG(a restraint to prevent one from speaking freely or giving information).
Defn: "here" being a forced labour prison camp, originally created in the Soviet Union.
A WIWD clue.