Sentence:  The difference between patriotism and nationalism is that the <WSD>patriot</WSD> is proud of his country for what it does, and the nationalist is proud of his country no matter what it does; the first attitude creates a feeling of responsibility, but the second a feeling of blind arrogance that leads to war. 
Meaning of the word marked with <WSD> tags:  A person who loves and zealously supports and defends their country.