States as international persons — In general — Sovereignty and independence — In foreign relations — Effect of conclusion of treaties — Treaty of Rome — Impact on English sovereignty — The Law of England

Treaties — Conclusion and operation of — Necessity for municipal legislation — Legislation to implement EEC Treaty in event of United K'ingdombecoming a Member — Irrevocable nature of this Treaty — Effect on sovereignty of United Kingdom Parliament — Power of subsequent Parliament to repeal implementing legislation — The law of England

Treaties — Conclusion and operation of treaties — Constitutional limitations — United Kingdom — Treaty-making power of Crown — Extent of prerogative — Whether courts can interfere with Crown's exercise of treaty-making power — Irrevocable treaty limiting sovereignty of United Kingdom — Treaty establishing the European Economic Community — The law of England