on the Use of Projectiles the Object of Which is the Diffusion of
Asphyxiating or Deleterious Gases; July 29, 1899
Plenipotentiaries of the Powers represented at the International
Peace Conference at The Hague, duly authorized to that effect by
the sentiments which found expression in the Declaration of St.
Petersburg of the 29th November (11th December), 1868,
Declare as follows:The
Contracting Powers agree to abstain from the use of projectiles
the object of which is the diffusion of asphyxiating or deleterious
Declaration is only binding on the Contracting Powers in the case
of a war between two or more of them.
It shall cease
to be binding from the time when, in a war between the Contracting
Powers, one of the belligerents shall be joined by a non-Contracting
Declaration shall be ratified as soon as possible.
shall be deposited at The Hague.
shall be drawn up on the receipt of each ratification, a copy of
which, duly certified, shall be sent through the diplomatic channel
to all the Contracting Powers.
Powers can adhere to the present Declaration. For this purpose they
must make their adhesion known to the Contracting Powers by means
of a written notification addressed to the Netherlands Government,
and by it communicated to all the other Contracting Powers.
In the event
of one of the High Contracting Parties denouncing the present Declaration,
such denunciation shall not take effect until a year after the notification
made in writing to the Government the Netherlands, and forthwith
communicated by it to all the other Contracting Powers.
shall only affect the notifying Powers.
In faith of
which the Plenipotentiaries have signed the present Declaration,
and affixed their seals thereto.
Done at The
Hague, the 29th July, 1899, in a single copy, which shall be kept
in the archives of the Netherlands Government, and copies of which,
duly certified, shall be sent by the diplomatic channel to the Contracting