Law Commons^™

Unratified Treaties, Domestic Politics, And The U.S. Constitution, Curtis A. Bradley

Faculty Scholarship

Under contemporary treaty practice, a nation's signature of a treaty typically does not make the nation a party to the treaty. Rather, nations become parties to treaties through an act of ratification or accession, which sometimes occurs long after signature. Nevertheless, Article 18 of the Vienna Convention on the Law of Treaties, which many commentators regard as reflecting customary international law, provides that when a nation signs a treaty it is obligated to refrain from actions that would defeat the “object and purpose” of the treaty until such time as it makes clear its intent not to become a party …