According to article 2 of the constitution, one of the presidents duties is to ?

According to Article II of the Constitution, one of the president's duties is to serve as commander in chief.

Explanation:

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.