One who loves and defends his or her country.

synonym: patriot.

Dutch: patriot
Polish: patriota

An advocate of national independence of or a strong national government.

Dutch: nationalist
Polish: narodowiec, nacjonalista

Devotion to the interests or culture of a particular nation including promoting the interests of one country over those of others:
— Nationalist aspirations.
— Minor nationalistic differences.

synonym: nationalistic.