Kievan Rus' vs country

Kievan Rus' and country both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kievan Rus'	Yes	No	No	No
country	Yes	No	No	No

Kievan Rus' (noun)	country (noun)
the medieval Russian state established by Scandinavian traders in the 9th century; the capital was first in Novgorod and then in Kiev	a politically organized body of people under a single government
	the people who live in a nation or country
	the territory occupied by a nation
	an area outside of cities and towns
	a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)