International criminal law — Sentence — Relevant considerations — International Criminal Tribunal for the Former Yugoslavia — Seniority of accused — Gravity of offence relative to offences committed by others — Deterrence — Whether crimes against humanity attract more severe sentences than war crimes — Sentencing practice of Yugoslav courts — Credit for time spent in custody before transfer to Tribunal — Minimum period of time to be served in prison — Date from which minimum period to run

War and armed conflict — War crimes and crimes against humanity — Whether crimes against humanity more serious than war crimes