Treaties — Ratification — Application — Treaty between Russia and Republic of Crimea on the Accession of the Republic of Crimea to Russia and on Forming New Constituent Entities within the Russian Federation, 2014 — Treaty not yet in force — Constitutional review of treaty as a prerequisite for ratification — Ratification necessary before international treaty can enter into force — Signature of Treaty by Russian President — Date of entry into force — Whether Treaty can be applied before entry into force — Vienna Convention on the Law of Treaties, 1969 — Procedure for signature, conclusion and enactment of Crimea Accession Treaty — Treaty provision content — Whether compatible with Constitution of Russian Federation

Relationship of international law and municipal law — Treaties — Signature — Ratification — Application — Treaty between the Russian Federation and the Republic of Crimea on the Accession of the Republic of Crimea to the Russian Federation and on Forming New Constituent Entities within the Russian Federation, 2014 — Compatibility with Constitution of Russian Federation — Constitutional review of Treaty prerequisite for ratification — Article 128(3) of Constitution — Federal Constitutional Law on the Constitutional Court of the Russian Federation — Federal Constitutional Law on Accession to the Russian Federation and Establishment of a New Constituent Entity within the Russian Federation — Whether Treaty can be applied before entry into force — Vienna Convention on the Law of Treaties, 1969 — Procedure for signature, conclusion and enactment of Crimea Accession Treaty — Treaty provision content — Whether compatible with Constitution of Russian Federation — Effect of legal acts in new constituent territories — Integration of Russian legal system

Territory — Acquisition — Accession — Accession of Republic of Crimea to Russian Federation — New constituent territories — Republic of Crimea — Federal city of Sevastopol — Treaties — Treaty between Russian Federation and Republic of Crimea on the Accession of the Republic of Crimea to the Russian Federation and on Forming New Constituent Entities within the Russian Federation, 2014 — Whether accession carried out in accordance with Constitution of Russian Federation — Whether accession carried out in accordance with Treaty — Whether accession carried out in accordance with federal constitutional laws — Whether Treaty compatible with Constitution — Procedure for future accessions — Legal status of constituent territories — Regulation of State border — Integrity and inviolability of Russian territory — Constitutional values — Citizenship — Transition period — Military service — Elections — Effect of legal acts in new constituent territories

Nationality — Citizenship — Stateless persons — Crimea acceding to Russian Federation — New constituent territories of Russian Federation — Republic of Crimea — Federal city of Sevastopol — Ukrainian citizens and resident stateless persons at time of accession — Automatic Russian citizenship — Option to retain existing citizenship — Article 5 of Treaty between Russian Federation and Republic of Crimea on the Accession of the Republic of Crimea to the Russian Federation and on Forming New Constituent Entities within the Russian Federation, 2014 — Whether compatible with Constitution of Russian Federation — The law of the Russian Federation