They unified China with their magical toes
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If you mean the reason it was built, it was the emperor Shi Huangdi of the Qin dynasty wanted to unify China, so he built the great wall. Also to keep out invaders such as Mongolia and nomads.
china
the tang law helped unify china because the law was proved efficient , and everyone would follow these laws.
By doing your mom your self 8=================>
Maybe?
it protected them from invaders and wars!
Through conquest
The Kuomintang were a political party in China. They helped to stabilize China, and they helped to unify the country.
In the late 1500's Samurai worked to unify Japan.
He used harsh methods to unify and defend China.