Jurisdiction — Extraterritorial — Legislation — Foreign companies owned or controlled by United States companies — Whether United States President has power to enforce export embargo against companies outside the United States — Exceptions under international law to prohibition on extraterritorial exercise of jurisdiction — Scope of exceptions — Nationality principle — Protective principle — National interest — Effects doctrine — Conflict of laws rules — Whether requiring application of United States law by municipal courts in forum State

Economics, trade and finance — Export embargo — Whether enforceable against companies outside legislating State — The law of the Netherlands