Neutral Property — Detention of — Detention and Requisition of Neutral Ships — Duty of Compensation — Requisition of Dutch Ships in the United States — State Responsibility — Acts of Officials — Errors of Judgment — National Emergency and Duty of Compensation — Municipal Legislation and International Law — Measure of Damages — Award and Rate of Interest — Law Applicable by Domestic Tribunal set up to Determine a Claim of an International Character.