country vs nation

country and nation both are nouns.

Word	Noun	Adjective	Verb	Adverb
country	Yes	No	No	No
nation	Yes	No	No	No

As nouns, country and nation are synonyms defined as:

country and nation: a politically organized body of people under a single government

Other synonyms of country include body politic, commonwealth, land, res publica, state.

As nouns, country and nation are synonyms defined as:

Other synonyms of country include land.

country (noun)	nation (noun)
a politically organized body of people under a single government	a politically organized body of people under a single government
the people who live in a nation or country	the people who live in a nation or country
the territory occupied by a nation	a federation of tribes (especially Native American tribes)
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)