City-states came first , hope thats helps :)
Because he sees Japanese as disease from the outside but the communist is a disease from the inside and need to destroy before becoming an unstoppable force. Also the communist is a blocking of his plan to unify China in one flag to defeat the Japanese forces in the country.
Answer: While c. 476 CE is the traditionally accepted date for the end of the Western Roman Empire, that entity did continue on under the rule of Odoacer (r. 476-493 CE) who, officially anyway, was simply ruling in place of the deposed emperor Julius Nepos (who had been deposed by the general Orestes who had placed his son, Romulus Augustulus, on the throne).
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