/ˌter.ɪˈtɔː.ri.əl ˈprɪn.sə.pl/ – Phrase
Definition: nguyên tắc theo lãnh thổ.
A more thorough explanation: The territorial principle is a legal concept that asserts a state’s right to exercise jurisdiction over persons, property, and events within its territory. This principle forms the basis for a state’s authority to enforce its laws and regulations within its borders.
Example: Under the territorial principle, a country has the right to tax income earned within its borders, regardless of the taxpayer’s nationality.