The wrongfulness of an act of a State not in conformity with an international obligation towards another State is precluded if and to the extent that the act constitutes a countermeasure taken against the latter State in accordance with chapter II of part three.
一国不遵守其对另一国国际义务的行为，在并且只在该行为构成按照第三部分第二章针对该另一国采取的一项反措施的情况下，其不法性才可解除。