Air — Crimes against aircraft — Montreal Convention for the Suppression of Unlawful Acts against the Safety of Civil Aviation, 1971 — Whether applicable to allegations of State terrorism — System of aut dedere aut punire — Lockerbie bombing

Extradition — General principles — Whether State under a duty to extradite in the absence of an extradition treaty — Anti-terrorist conventions — Montreal Convention for the Suppression of Unlawful Acts against the Safety of Civil Aviation, 1971 — Extradition provisions — Whether creating duty to extradite — Whether State required to extradite own nationals

International Court of Justice — Provisional measures of protection — Grounds for indication of provisional measures — Requirement that Court’s jurisdiction be established prima facie — Protection of the rights claimed by the Applicant — Whether rights illusory — Whether measures may be indicated solely to prevent extension or aggravation of dispute — Indication of provisional measures by Court proprio motu — Relationship between Court and Security Council — Matter before both Court and Security Council — Duties of both organs — Security Council adopting binding resolution in respect of matter pending before Court — Whether Court possessing powers of judicial review — Whether resolution to be presumed valid at provisional measures stage — Procedure — Court conducting hearings on request for provisional measures — Security Council adopting binding resolution after close of hearings but before Court rules on request

Jurisdiction — Territorial — Bomb exploding on airliner — Jurisdiction of State over whose territory explosion occurred — Jurisdiction of State in which aircraft registered — Suspects located in third State — Suspects nationals of third State — Whether third State entitled to exercise jurisdiction

International organizations — United Nations — Security Council — Powers to maintain international peace and security — United Nations Charter, 1945, Chapter VII — Power to characterize situation as a threat to international peace and security — Acts of terrorism — Power to require State to take specified actions — Demand for surrender of terrorist suspects — Whether within powers of the Council — Limits on the powers of the Council — Whether Council required to observe rules of general international law — Whether International Court of Justice entitled to determine validity of Security Council resolutions — Binding nature of Security Council resolutions — United Nations Charter, Article 25 — Which resolutions of Council are binding — Difference between resolutions adopted under Chapter VI and Chapter VII of the Charter — Effect of binding resolution on rights and obligations arising under other international agreements and under customary law — United Nations Charter, Article 103 — Relationship between Security Council and International Court of Justice