Answer:
Cultural divergence
Explanation:
Based on the scenario being described within the question it can be said that this is referred to as cultural divergence. This term basically indicates the separation of something that was before a whole society or cultural group, into a new and different faction. Which is what this scenario is describing as a culture is divided into various different cultures that have landed in different stages of growth.
He applied his skill in engineering to toughen up the defence
Explanation:
The states could not agree about the regulation of water flowing out of Lake Lanier.