Xerxes
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.
Darius I .
Darius the 1st and his son Xerxes the 1st .
Darius I in 490 BC, and his son Xerxes in 480 BC.
they where mad at Greece
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.
Persian King Darius I
King Darius I the Great.
Darius
The first Persian invasion of Greece was during the Persian Wars in 492 BCE. It was ordered by the Persian King Darius I to punish the city-states of Athens and Eretria.
Xerxes son of Darius
After conquering and uniting Greece Alexander went on to conquer the major countries of Asia Minor and the Middle East. Alexander defeated the Persian king, Darius III, and united the Persian Empire with Greece.