Some people would probably point at the fall of the Roman Empire as the most classic example of culture conflicts leading to deterioration.<p><a href="http:&#x2F;&#x2F;www.history.com&#x2F;news&#x2F;history-lists&#x2F;8-reasons-why-rome-fell" rel="nofollow">http:&#x2F;&#x2F;www.history.com&#x2F;news&#x2F;history-lists&#x2F;8-reasons-why-rome...</a>