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ARTICLE-2: Use of terms     [go to this ARTICLE]
... (d) “'reservation”' means a unilateral statement, however phrased or named, made by a State, when signing, ratifying, accepting, approving or acceding to a treaty, whereby it purports to exclude or to modify the legal effect of certain provisions of the treaty in their application to that State; ...


ARTICLE-8: Subsequent confirmation of an act performed without authorization     [go to this ARTICLE]
... An act relating to the conclusion of a treaty performed by a person who cannot be considered under article 7 as authorized to represent a State for that purpose is without legal effect unless afterwards confirmed by that State. ...


ARTICLE-12: Consent to be bound by a treaty expressed by signature     [go to this ARTICLE]
... (a) the treaty provides that signature shall have that effect; ...
... (b) it is otherwise established that the negotiating States were agreed that signature should have that effect; or ...
... (c) the intention of the State to give that effect to the signature appears from the full powers of its representative or was expressed during the negotiation. ...


ARTICLE-13: Consent to be bound by a treaty expressed by an exchange of instruments constituting a treaty     [go to this ARTICLE]
... (a) the instruments provide that their exchange shall have that effect; or ...
... (b) it is otherwise established that those States were agreed that the exchange of instruments should have that effect. ...


ARTICLE-21: Legal effects of reservations and of objections to reservations     [go to this ARTICLE]
... Legal effects of reservations and of objections to reservations ...


ARTICLE-51: Coercion of a representative of a State     [go to this ARTICLE]
... The expression of a State's consent to be bound by a treaty which has been procured by the coercion of its representative through acts or threats directed against him shall be without any legal effect. ...


ARTICLE-62: Fundamental change of circumstances     [go to this ARTICLE]
... (b) the effect of the change is radically to transform the extent of obligations still to be performed under the treaty. ...


ARTICLE-66: Procedures for judicial settlement, arbitration and conciliation     [go to this ARTICLE]
... (b) any one of the parties to a dispute concerning the application or the interpretation of any of the other articles in Part V of the present Convention may set in motion the procedure specified in the Annex to the Convention by submitting a request to that effect to the Secretary-General of the United Nations. ...


ARTICLE-68: Revocation of notifications and instruments provided for in articles 65 and 67     [go to this ARTICLE]
... A notification or instrument provided for in articles 65 or 67 may be revoked at any time before it takes effect. ...


ARTICLE-70: Consequences of the termination of a treaty     [go to this ARTICLE]
... 2. If a State denounces or withdraws from a multilateral treaty, paragraph 1 applies in the relations between that State and each of the other parties to the treaty from the date when such denunciation or withdrawal takes effect. ...