Answer/Explanation:
Nationalism refers to an ideology of movement that promotes the love for one's country as a whole. It is the belief that one's country is better than other countries. On the other hand, sectionalism refers to the love for a section of a country. The major areas of conflict between nationalism and sectionalism Is that, nationalism aims to expand a country's internal borders, while sectionalism aims to take control of the external borders of a country.