Explanation:
terrorism is the immediate cause
The period of Athenian political hegemony. It is a brave general patron of the arts and politician. According to Thucydides they were the first citizens of the democratic Athens. Pericles was the foremost leader of Athens Greece.
I believe that the answer to the question provided above is may of the artworks in 1920 which uses cubism are usually in relation with the WW1.
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
It was actually a city state at first, Through conquest, trade deals, and luck/resources. They were able to become an empire. Also reorganization of the Roman Legion helped.