How did the persian wars affect the greek city-states?

Answer and Explanation:

they had to themselves against Achaemenid Persians, they had to adapt new tactics of warfare, advance their warships and improve the equipment of soldiers. One of the major progresses of Greece during the first Perso-Greek war was adaptation of Bronze shields and bronze weaponry. Since Persians were always superior in numbers, they could send large armies to invade greek states. Therefor making numerous advances. It also helped them become closer.

make my answer the brainliest/5 stars and i will be your freind

explanation:

president franklin roosevelt supported the tva as part of his first new deal measures approved by congress in 1933. this new agency was designed to control floods, produce electric power, and improve the lives of people living in the tennessee valley. the tva accomplished many of these goals despite problems.