State immunity — Jurisdictional immunity — Tortious act — Exception to immunity for tortious injury occurring in the United States and caused by tortious act or omission of foreign State — Whether tortious act, as well as injury, must occur in the United States — Whether applicable to acts occurring in United States embassy abroad — Foreign Sovereign Immunities Act 1976, Section 1605(a)(5)

Diplomatic relations — Embassies — Whether part of the territory of the sending State — Whether acts occurring on premises of United States Embassy in Iran to be treated as occurring in the United States — The law of the United States