Empire's End: the American Civil War

Ancient wise men once predicted that the general trend of the world is that if they are together for too long, they will split, and if they are separated for too long, they will merge. Every powerful empire will never perish due to external invasion, but will always be divided due to internal contradictions. Historically, both the distant empires in the East and the holy empires in the West perished in this way. Now, 250 years have passed since the most powerful empire in the world, the United States, has gathered all the problems of ancient Chinese dynasties: The Han Dynasty's brutal military campaigns, The ethnic integration of the Jin Dynasty, Sui Dynasty's great success, The separatist regime of vassal towns in the Tang Dynasty, The currency of the Song Dynasty was over-issued. The untouchables and ignorant people of the Yuan Dynasty, The Ming Dynasty was full of party disputes. The opium epidemic in the Qing Dynasty Its only end is to collapse, and this collapse begins with small crises and ends with a devastating civil war! Our protagonist, as a grain of sand in the times, will witness and overthrow this mountain with his own hands!