Why do you think wilberforce expressed his inadequacy for the task he had taken on?

Wilberforce reported as an inadequacy of the teachings of Christianity among ignorant Christians, because they didn't study the Bible consciously enough or deep enough; and he denounced the Evangelical view of human nature as depraved and corrupt.

He considered such ignorance as a failure to appreciate the importance of the sacrifice of Jesus to reunite humans to God, and gain salvation.

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.

they could find out our specific needs.