territory vs Northern Marianas

territory and Northern Marianas both are nouns.

Word	Noun	Adjective	Verb	Adverb
territory	Yes	No	No	No
Northern Marianas	Yes	No	No	No

territory (noun)	Northern Marianas (noun)
an area of knowledge or interest	a self-governing territory comprising all of the Mariana Islands except Guam
a region marked off for administrative or other purposes
the geographical area under the jurisdiction of a sovereign state