International criminal law — Aggression — Aggression existing as a crime under international law — Whether aggression a crime under laws of England and Wales — Whether good reasons for excluding crime of aggression from review of English courts

Relationship of international law and municipal law — Customary international law — Whether part of English law — Crimes under customary international law — Whether crimes under customary international law constituting crimes under municipal law — Whether compelling reason for court to depart from decision in R v. Jones (Margaret) — Constitutional principles — Whether any prospect of United Kingdom Supreme Court overturning decision in R v. Jones (Margaret) — The law of England