International tribunals — Provisional measures of protection — International Tribunal for the Law of the Sea — United Nations Convention on the Law of the Sea, 1982 (“UNCLOS”), Article 290 — Requirements for the order of provisional measures — Jurisdiction — UNCLOS Articles 283 and 288 — Urgency — Protection of the respective rights of the parties — Parties not required to continue with negotiations when there is no prospect of success

State immunity — Immunity of warships under customary international law — UNCLOS Article 32 — Treaty interpretation — Application of immunity to internal waters — Whether breach of the immunity is considered to be a matter concerning the “interpretation or application” of UNCLOS — Whether detention of a vessel in internal waters is deemed to deprive the vessel of certain rights — UNCLOS Article 18(1)(b) — Freedom of passage in the territorial sea — UNCLOS Articles 87 and 90 — Freedom of the high seas