How did victory in the Persian Wars strengthen Athens?

They strengthened the power and self-confidence of Athens in the first self-preservation exercise after the era of the tyrannical rulers. The city could, based on its military success in these wars, attain after 477 B.C. a political and economic supremacy for a while among the Greeks.

Explanation:

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."

it was justfied as english were being brutal to the colonist and they needed to be stopped therfor causing a war but the moral over that is yes it was justifed