By establishing good governance based on levying non-opressive taxes, and provincial governors who allowed lnative administration and laws of tribes and cities, but by their appointees as tyrants. They also established Aramaic as the lingua franca to facilitate communication.
The Roman Empire was physically united by good roads and bridges and secure sea lanes. It was mentally or spiritually united by the uniform code of laws, Roman citizenship in some cases, and the protection of the Roman military. Good communications due to the roads and courier system, gave the provincials a sense of belonging, instead of being treated like outsiders. The Romans also established colonies of veterans or volunteers who were Roman citizens.
The two were united against common enemies - each other .
The Persians gave unity to the near east because they obtained to agree on exchanging political unity and cultural diversity.
A Persian became the king of Babylon.
Persia incorporated the Babylonian Empire into the Persian Empire.
It was Cyrus of Persia
Iran was called Persia at that point in history; it was ruled by the Sassanid Empire.
Persia - he took over its empire.
Cyrus of Persia
Persia incorporated the Babylonian Empire into the Persian Empire.
Persia's conquest and absorption of the Babylonian Empire. Persia's takeover of the Lydian Empire.
After king Cambyses II of Persia captured Egypt in 525 BCE.
Persia (once was Persia).
India and Persia
Persia was its own empire and was usually self-governing. Persia was conquered by only two foreign empires: (1) the Macedonian Greek Empire and its subsequent Seleucid Empire and (2) the Rashidun and subsequent Islamic Caliphates. However, in each case, foreign rule over Persia lasted for only a few centuries.
Persian Empire
Persia is in Asia, Egypt is in Africa. The Persian Empire included Egypt.
The so-called Black Death that decimated populations in the 14th century started in central Asia and moved towards Europe by way of the Middle East. So Persia's population was also hit by it. By then Persia had become part of the Mongolian Empire.
It was Cyrus of Persia
Persia.
Iran was called Persia at that point in history; it was ruled by the Sassanid Empire.