Comity — Principle that courts of one State will not sit in judgement on the acts of another State within its own territory — Whether English court entitled to rule upon constitutionality of foreign government

Governments — Republic of Cyprus — 1960 Constitution of Cyprus — Formula for sharing power between Greek and Turkish Cypriot communities — Whether still functioning — Whether present Government of the Republic of Cyprus lawfully constituted — Treaty of Guarantee, 1960

International organizations — European Union — Accession of new member — Republic of Cyprus — Decision by European Council to open accession negotiations with Republic of Cyprus — Government of United Kingdom voting in favour — Whether decision of United Kingdom Government subject to judicial review in English courts

Relationship of international law and municipal law — Conduct of foreign relations — Relations between United Kingdom Government and Government of the Republic of Cyprus — Whether contrary to English law — Cyprus Act 1960 — Cyprus Order in Council 1960 — Whether making Cyprus Constitution part of English law — Whether incorporating Treaty of Guarantee, 1960, into English law

States — Independence — Cyprus — Effect of legislation conferring independence in 1960 — The law of England