Answer:
His greatest legacy came through the military. In response to the threat of Persian invasion, Themistocles orchestrated the building of the first truly massive navy in Athenian history. ...
Explanation:
The mistocles orchestrated the building of the first truly massive navy in Athenian history. ... The Persians were defeated and Athens survived to become a dominant power. That's why Themistocles is important to Greek history.
