The point that Engels tries to make in the passage is the fact that...
Workers in cities need to try harder to improve their living conditions.
Explanation:
The fact that Industrialization has created poor living conditions does not excuse workers from having civil duties and therefore should try harder to improve their own living conditions.
The U.S said they would allow the missiles to be returned to the Soviet Union if they could come to agreement if the U.S would agree not to invade Cuba.
