Human rights — Right to life — Capital punishment — Recourse to international human rights body — Whether stay of execution required pending outcome of international proceedings — Whether petition for clemency should be stayed pending outcome of international proceedings — Due process

Relationship of international law and municipal law — Treaties — Unincorporated treaties — American Convention on Human Rights, 1969 — Effect in municipal law — Right of access to international tribunals — Legitimate expectation — International human rights petitions — Prerogative of mercy — Capital punishment — The law of Barbados