Alexander, king of Macedonia, conquered the Persian Empire and took it over. The empire stretched from Libya-Egypt through the Middle East to Central Asia and today's Pakistan. He was also Hegemon (leader) of mainland Greece.
Alexander as king.
Succesively, the Assyrian Empire, the Babylonian Empire, the Persian Empire and the Macedonian empire of Alexander the Great.
Alexander the Great, or Alexandros III ruled from 336 B.C until 323 B.C WItch means he ruled for 13 yrs.
At a time..Alexander The Great
they both ruled the brithish empire
Alexander the Great took effective control of the Empire in 331 BCE, so by 330 BCE there was no Persian Empire to rule - it was the Macedonian Empire of Alexander.
Cyrus the Great ruled the Persian Empire .Persian empire
Alexander was an enlightened despot, but after conquering Persia, he left many day-to-day details to Babylonian bureaucrats.
The Achaemenid dynasty ruled the Persian Empire 559-430 BCE, after which it was taken over by the Macedonian King Alexander the Great.
Alexander conquered and colonised the ancient Persian empire, parts of India and Egypt (his general ptolomney ruled Egypt of who Cleopatra was descended)
The roman empire was at its greatest extent between 45 BC and 400 AD and while it ruled much of the area round the Mediterranean, it did not extend as far as the empire of Alexander the Great and certainly did not "rule the world". For instance India and China were not ruled by Rome.
Alexander the Great. Then when his empire broke up Egypt was ruled by Ptolemaic Greeks (e.g. Cleopatra) until the Roman Empire conquered them.