Yes he was. He also ruled Persia and many other places too.
Alexander the great
Iran was then called Persia, it had a great empire, and Alexander conquered it.
To conquer Persia
Persia
Yes, it did.
Persian Empire
During Alexander's successful invasion, Persia was not conquering anything, it was on the defensive.
all of Asia through to Persia
Alexander the Great did...
yes yes he did
King Darius of Persia.
Gaugamela.