International organizations — Personality — Concept of international legal personality — Whether international organization established by treaty a body corporate — Whether courts of a Member State possessing jurisdiction to wind up international organization — Whether winding up would be contrary to international law — International Tin Council — Immunity — Scope and extent — Exception to immunity in respect of proceedings for enforcement of an arbitration award — Whether exception extending to petition to wind up organization for failing to satisfy arbitration award — ITC-United Kingdom Headquarters Agreement, 1972 — International Tin Council (Immunities and Privileges) Order 1972

Relationship of international law and municipal law — Treaties — Application — By municipal courts — Superior status of national legislation — Treaties as aid to interpretation of legislation — Whether municipal court may enforce obligations of States derived from treaty — Whether rights and duties of parties to treaty establishing international organization justiciable in the courts of a State party to the treaty — The law of England