European nation vs Italian Republic

European nation and Italian Republic both are nouns.

Word	Noun	Adjective	Verb	Adverb
European nation	Yes	No	No	No
Italian Republic	Yes	No	No	No

European nation (noun)	Italian Republic (noun)
any one of the countries occupying the European continent	a republic in southern Europe on the Italian Peninsula; was the core of the Roman Republic and the Roman Empire between the 4th century BC and the 5th century AD