Are these inferences native-like? The Persian Empire

bold = inferences

The Achaemenid Persian Empire first expanded under the leadership of Cyrus the Great, who utilized a strategy of religious and cultural toleration to maintain order.
Cyrus the great founded The Persian Empire. He have to adapt to the social change in order to keep his leadership.
Darius the Great further expanded the empire and introduced reforms such as standard currency and satraps—provincial governors—to rule over smaller regions of the empire on his behalf.
Darius wanted to rule counties in Persia so he changed Persian's standard currency and county governors.
The increased wealth and power of the empire allowed Darius to construct a brand new capital city, called Persepolis.
The Achaemenid Empire fell when it was conquered by Alexander the Great.
This makes Darius rich and build Persepolis. Later. Alexander the great conquered The Achaemenid Empire.