Darius I swore to get revenge on the Greeks primarily due to their support of the Ionian Revolt against Persian rule in the early 5th century BCE. The Greeks' defiance and the subsequent burning of Sardis, a key Persian city, humiliated Darius and challenged his authority. This led him to view the Greeks as a threat to his empire, prompting his desire for retribution, which ultimately manifested in the Persian Wars.
some Greeks rebelled against he and helped there fellow Greeks in the fight for Asia
Darius wanted revenge.
The Persian leader defeated by the Greeks was Darius.
it means that you will swear on your revenge that you will get an even bigger revenge
against the Greeks because he was the king of Persia
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Darius I.
when he defeat the king darius 3
Many Greeks stated that Greece was more advanced than Persia.
The plain of Marathon , Greece .
The past perfect is formed with - had + past participle.The past participle of swear is sworn. So past perfect of swear is:had swornI had sworn to revenge the death of my cat.
Darius the Great's commander Datis came to grief at the Battle of Marathon in 490 BC (First Persian invasion of Greece) .