State immunity — Jurisdictional immunity — Commercial activity exception — Distinction between sovereign and commercial acts — Whether Bank of Jamaica’s activities commercial or governmental in nature — Whether having sufficient jurisdictional nexus with United States — Whether Bank entitled to immunity — Foreign Sovereign Immunities Act 1976

Relationship of international law and municipal law — Act of State doctrine — Relationship between act of State doctrine and commercial activity doctrine — Whether action barred under act of State doctrine — The law of the United States of America