Pericles encouraged Athenians to build a big wall around Athens to protect the city during the Peloponnesian War. Many people who lived around the city fled into the city for
protection as the Spartan Army approached. Why was this strategy a failure in the long
run?
There was a waste management problem within the city of Athens.
A plague developed because so many humans and animals were living close together inside the city.
Athenians would run out of food because farmers abandoned their crops.
All of these are true