Relationship of international law and municipal law — Treaties — Convention relating to the Status of Refugees, 1951 — Human rights law — Right to asylum — Exceptions — Commission of an international crime — Crimes against humanity — Whether complicity in an international crime impacting right to asylum — Duty of State to prove on balance of probabilities that an individual should be denied asylum — Whether decision to deny asylum lawful

International criminal law — Rome Statute of the International Criminal Court, 1998 — Article 7 — Crimes against humanity — Article 25 — Individual criminal responsibility — Article 28 — Command responsibility — Mens rea — Whether intent to make significant contribution to a group committing international crimes rendering an individual complicit in those acts — The law of England