Alexander the greats strategy as he established colonies was to treat that colony with kindness.
Alexander the Great conquered it and established his own in its place.
Persians
Alexander the Great
Darius the Great king of Persia. This empire was taken over by Alexander the Great. 'Great' minds think alike.
There wasn't one. With this in mind, Alexander the Great established a quasi-empire if you want to view it that way but there was never a 'Greek Empire' as such.
Alexander the Great extended his empire by conquering the Persian Empire and turning it into an empire of his own.
Iran was established when the Medes empire was formed with the Achaemenid empire. Cyrus the Great joined the two empires and established Persia, which was the biggest empire the world had ever seen. Several empires have risen from Iran and have conquered more land than Genghis Khan, Alexander the Great and Russia.
Alexander conquered the Persian Empire.
The Macedonian Greek Empire of Alexander the Great conquered the Persian Empire and incorporated all of its lands.
Alexander the Great is claimed to have added much of today's Pakistan to his empire.
Alexander's father Philip II of Macedonia established control of mainland Greece and planned to conquer the Persian Empire. He was assassinated before he left to do this, and his son Alexander took over the task.
Persian Empire