Great Wall of China and birth of Dragon Nation
as usual mind was shuffling existing knowledge to see it's invisible sides then some connection just sparked there. That about Great Wall of China and it's influence to a chinese or citizens of coming dragon nation.
As i am aware of nowadays China was small states always good at finding war reasons between each other and never ending battles. Thus this period found it's existince in books referring as "Warring States".
On the other hand there were The Huns at the North of China. Ancestors of modern Mongolia. Exactly from this area many tribes rise as a nation. Huns had main philosophy regarding land. Many land disputes led into war with China according to mongolian myths and history. As Huns had more advanced weaponry of that time they got edge at almost every wars.
This threat from Hun was main reason that Wall was erected at the Chinese border. From today's point, over the time wall had much greater influence to it's people. It might have built the foundation internal peace and climate for united states to evolve to today's one China.