Persian Empire
Darius II of the Persian Empire
331 BCE.
From 334 to 331 BCE.
Its defeat and takeover by Alexander the Great.
Alexander the Great defeated the Persian empire
Alexander the Great invaded it successfully and converted it into an empire of his own.
As a result of Alexander the Great's attacks 334-331 BCE.
Asians
It took him 10 years - 334 to 324 BCE.
The Persian Empire.
Alexander the Great extended his empire by conquering the Persian Empire and turning it into an empire of his own.
Alexander the great was able to build such a large and expansive empire because of his warfare strategy. Alexander the Great was able to defeat any enemy that crossed his path, which allowed him to conquer all of the countries he entered and add them to his empire.