Human rights — Freedom of movement — Right to a passport — Austrian Habsburg Law restricting movement of members of the House of Habsburg — Whether applicable to Habsburgs born after enactment of the Law — European Convention on Human Rights, 1950, Protocol No. IV — Reservation by Austria concerning Habsburg Law

Nationality — Individuals — Expatriation — Exile of the House of Habsburg — Scope and application of Habsburg Law

Relationship of international law and municipal law — Treaties — Human rights principles — National legislation derogating from human rights principles to be construed restrictively

States — Austria — Austrian State Treaty — Requirement that Austria uphold Habsburg Law — Scope and extent — The law of Austria