I believe it is asking you how art is a representation of the artist who made the art and the culture surrounding it(meaning what the art represents culture wise)
Which inspired a global mass movement, known as Garveyism would eventually inspire others
It gave legitimacy to the form of government being established
Athens was the polis run by democracy; (basically the voice of the people.) With this, all the citizens gather and discuss/decide major issues and nominated the officials.
Sparta was run by 2 kings and geruisa as a form of council body and was very much a militarist dictature state.