- Customary international law — Unilateral acts — Treaties, reservations and declarations
Published under the auspices of the Max Planck Foundation for International Peace and the Rule of Law under the direction of Rüdiger Wolfrum.
1 Declaration is the means by which subjects of international law express their will, intention, or opinion when acting in the field of international relations. It is generally the form in which unilateral acts of subjects of international law are performed (Unilateral Acts of States in International Law), but it can also be part of a bi- or multilateral transaction, eg if a group of States adopt a common declaration or if a treaty provides for unilateral declarations to be made in order to specify the treaty commitments. If used in a formal sense, the notion...