Explain the main issues surrounding and involved with imperialism

it can make a nation too prideful and that can turn to arrogance and they will begin to "act out" against other nations and cause conflict

no it wouldn't because yellow journalism would exaggerate in everything.

polisit can also mean a body of citizens. in modern historiography, polis is normally used to indicate the ancient greek city-states, like classical athens and its contemporaries, and thus is often translated as "city-state". the body of citizens came to be the most important meaning of the term polis in ancient greece.