What impact did the crusades have on the world

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

they worshiped several is that all it's asking?

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.