Identification with one's own nation and support for its interests, especially to the exclusion or detriment of the interests of other nations.
I guess? I don’t understand what else the question is asking
Travel by water was quicker and better for long distance. However boats need to be built and are bulky. Travel by land is stealthier. Both have safety risks. Storms and jagged rock play a risk in water transportation. Land transportation can also be more exhausting, and more suspect to pillaging.
National debt, foreign imports, and the unemployment rate.