Political Power and Territoriality
Sovereignty is the legal claim to a territory. Territoriality is whether a state can actually back that claim up — and the gap between the two explains a surprising amount of the world's political instability.
Territoriality is the attempt by an individual, group, or state to control a specific geographic area — including the people and resources within it. Where sovereignty is the recognized legal right to govern territory, territoriality is the actual, ongoing behavior of enforcing that control: patrolling borders, issuing passports, maintaining a military presence, administering laws uniformly across the claimed space.
These two concepts can pull apart. A state can hold internationally recognized sovereignty over a region while having little real territoriality there — no functioning government presence, no enforced laws, no effective control on the ground. This gap is common in weak or failing states, and it’s exactly the situation separatist movements exploit: a group can seize practical control of a region (undermining territoriality) long before any change to that region’s formal, internationally recognized sovereignty.
States invest heavily in physical infrastructure — checkpoints, bases, administrative offices — specifically to convert an abstract legal claim into an enforced reality, even in remote or sparsely populated regions. When two states both assert territoriality over the same space, especially a resource-rich one, the result is exactly the kind of boundary dispute this unit turns to next — including the extension of territoriality out into coastal waters as an exclusive economic zone.