The officers and crew thus detained may be left in the ship or kept either on another vessel or on land, and may be subjected to the measures of restriction which it may appear necessary to impose upon them. A sufficient number of men for looking after the vessel must, however, be always left on board.
The officers may be left at liberty on giving their word not to quit the neutral territory without permission.
Article 25
A neutral Power is bound to exercise such surveillance as the means at its disposal allow to prevent any violation of the provisions of the above Articles occurring in its ports or roadsteads or in its waters.
Article 26
The exercise by a neutral Power of the rights laid down in the present Convention can under no circumstances be considered as an unfriendly act by one or other belligerent who has accepted the Article relating thereto.
Article 27
The Contracting Powers shall communicate to each other in due course all Laws, Proclamations, and other enactments regulating in their respective countries the status of belligerent war-ships in their ports and waters, by means of a communication addressed to the Government of the Netherlands, and forwarded immediately by that Government to the other Contracting Powers.
Article 28
The provisions of the present Convention do not apply except to the Contracting Powers, and then only if all the belligerents are parties to the Convention.
Article 29
The present Convention shall be ratified as soon as possible.
The ratifications shall be deposited at The Hague.
The first deposit of ratifications shall be recorded in a procès-verbal signed by the Representatives of the Powers which take part therein and by the Netherland Minister for Foreign Affairs.
The subsequent deposits of ratifications shall be made by means of a written notification addressed to the Netherland Government and accompanied by the instrument of ratification.
A duly certified copy of the procès-verbal relative to the first deposit of ratifications, of the ratifications mentioned in the preceding paragraph, as well as of the instruments of ratification, shall be at once sent by the Netherland Government, through the diplomatic channel, to the Powers invited to
