A disagreement arises when states concur on a border’s location but disagree on its interpretation. This disagreement centers on the precise meaning of the treaty language that defines the boundary. For instance, two countries might agree that a river constitutes the border. However, they may then dispute whether the boundary follows the river’s median line (thalweg), the main channel, or some other feature related to the river. This difference in interpretation, although seemingly subtle, can have significant ramifications regarding resource control, navigation rights, and territorial claims adjacent to the defined feature.
The significance of properly interpreting boundary agreements stems from the need to avoid future conflict and to clearly delineate jurisdiction. Historical contexts frequently demonstrate the problems that arise from ambiguous treaty language. These ambiguities can lead to prolonged negotiations, international arbitration, or even armed conflict. A clear understanding and consistent application of boundary definitions is therefore crucial for maintaining peaceful relations between states and ensuring the effective management of shared resources.