Law-ref.org Vienna Convention on the Law of Treaties
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maintenance [Global Index]


... Believing that the codification and progressive development of the law of treaties achieved in the present Convention will promote the purposes of the United Nations set forth in the Charter, namely, the maintenance of international peace and security, the development of friendly relations and the achievement of co-operation among nations, ...


ARTICLE-45: Loss of a right to invoke a ground for invalidating, terminating, withdrawing from or suspending the operation of a treaty     [go to this ARTICLE]
... (b) it must by reason of its conduct be considered as having acquiesced in the validity of the treaty or in its maintenance in force or in operation, as the case may be. ...


ARTICLE-71: Consequences of the invalidity of a treaty which conflict with a peremptory norm of general international law     [go to this ARTICLE]
... (b) does not affect any right, obligation or legal situation of the parties created through the execution of the treaty prior to its termination; provided that those rights, obligations or situations may thereafter be maintained only to the extent that their maintenance is not in itself in conflict with the new peremptory norm of general international law. ...