The Persuian War was 499-449 BCE. The idea of First, Second, Third Persian Wars is a modern misconconstrution.
Also, Darius did not attack Greece, as there was no country of Greece. There were hundreds of independent city-states, some within the Persian Empire, some outside.
The starting problem was the Ionian Revolt where the Greek cities in Persian Asia Minor revolted and were put down.
During this revolt, Eretia and Athens, both outside the Persian Empire, gave aid to the revolting cities. Darius sent a punitive expedition in reprisal. It was defeated at Marathon.
He then planned to bring all the Greek cities under his control to put an end to Greek breaches of peace, order and prosperty. He died before mountig this attempt, but it was carried out by his son and successor Xerxes I.
Greece support rebellion in Persia
Athens took control of Persian colonies
they where mad at Greece
Darius I .
Darius the 1st and his son Xerxes the 1st .
Xerxes
Darius I in 490 BC, and his son Xerxes in 480 BC.
516 BCE.
Xerxes was a son of the ruler Darius the First. He tried to conquer Greece again. In 480 BC, the Persian Army set out for Greece. They were also joined by the Persian Navy. I think they lost the war.
He was a king of Greece
Greece support rebellion in Persia
It was the campaign by King of Kings Xerxes of Persia (Achaemenid dynasty), son of Darius the Great, who followed in the steps of his father and attacked the Western fronts of the Persian Empire to expand Persia and to conquer Greece.
King Darius of Persia.
Persia did not conquer Greece. Persia attempted to conquer Greece but the invasion was repelled. Earlier, Greeks had fought against Persia in the Ionian Revolt, and the Persian invasion was intended as retribution for the violation of Persian temples.