State immunity — Jurisdiction — Procedure — Service of process on foreign State — Foreign Sovereign Immunities Act 1976 — Section 1608 — Service of process on minister of foreign affairs — Whether service at embassy of foreign State constituting adequate service — Whether service of process must be mailed to foreign minister in foreign State — Service via embassy of foreign State

Diplomatic relations — Vienna Convention on Diplomatic Relations, 1961 — Article 22 — Inviolability of embassy premises — Whether service of process at embassy premises interfering with inviolability of embassy premises — The law of the United States