Answer:
Try "Men to Columbia"
It seems to be men are in boats, sailing to Colombia, or some other place. But based on the title of this masterpiece, more likely Colombia. And back when this painting was created, men were more likely to sail, than any more genders.
Cairo, since it is in the Nile Delta area, which is by definition not Nubia
Answer: Men
Explanation: They were valued more than anyone else sadly
They were concerned about that natural were being wasted