Persia had a huge empire and had every intention of adding Greece to it. ... This humiliation led to the attempt to conquer Greece in 480-479 BC. The invasion was led by Xerxes, Darius's son. After initial Persian victories, the Persians were eventually defeated, both at sea and on land.

Was Greece conquered by Persia?

In 480 BC, Xerxes personally led the second Persian invasion of Greece with one of the largest ancient armies ever assembled. Victory over the allied Greek states at the famous Battle of Thermopylae allowed the Persians to torch an evacuated Athens and overrun most of Greece.

Why did the Persians not conquer Greece?

Instead, Greece was made up of multiple, independently run city-states. The relationships each city-state had with one another was often difficult, and they often were at war with each other. Historians believe that this is one of the reasons why the Persian Empire tried to conquer Ancient Greece.