territorial integrity; maintenance of territorial integrity
Formal term used in political, diplomatic, and legal contexts to refer to the protection of a nation's borders and territory.
The government makes territorial integrity its top priority.
International law calls for respect for the territorial integrity of each nation.
Compound of 領土 (territory) and 保全 (preservation, integrity). The term is a direct translation of the English 'territorial integrity' and is used primarily in formal and diplomatic Japanese.