Answer:
<h2>hieeeee</h2>
<h3>I don't get yr 1st line!</h3>
The primary causes were that Sparta feared of the growing power and influence of the Athenian Empire. The Peloponnesian war began after the Persian Wars ended in 449 BCE. This disagreement led to friction and eventually outright war. Additionally, Athens and its ambitions caused increasing instability in Greece.
