King Cyrus the Great.
It was: Cyrus the Great. He was the founder of the Persian Empire under the Achaemenid dynasty.
He was the founder of the achaemenid empire and then concquered other empires such as the Median empire and the Lydian empire.
Cyrus the Great was the ruler who greatly extended Persian Empire. He was the founder of the Achaemenid Empire.
Achaemenid Empire was created in 550.
Cyrus II of Persia or Cyrus the Great was the founder of the Achaemenid Empire, the second of the four pre-Islamic Persian Empires and the largest empire in antiquity
The Achaemenid Empire.
Cyrus the Great was the founder and first king of Achaemenid Persia. Darius was the son-in-law of Cyrus and was the third king of the Persian Achaemenid Empire, ruling the empire at it's greatest.
Cyrus II of Persia (600 BC - 530 BC) established the Achaemenid Empire (c. 550-330 BC), which was the largest empire in history, and stretched from the Balkans in the west to the Indus Valley in the east. His successors Darius and Xerxes led the empire against the Greeks on several occasions. The Achaemenid Empire was partly conquered by Alexander the Great, and was succeeded by the Seleucid Empire.
The Achaemenid dynasty ruled the Persian Empire 559-430 BCE, after which it was taken over by the Macedonian King Alexander the Great.
An Achaemenid is a member of the dynasty which ruled the Persian empire between c. 550 - 330 BCE.
Long distance transportation, different languages and customs, and a diversity of religions were some of the challenges the Achaemenid Empire faced.
During the Achaemenid Period, there were four: Persepolis, Susa, Pasargadae, and Hamadan (ancient Ectabana).