The answer is cultures. Unmistakable provincial societies created among the people groups of North America in the vicinity of 10,000 and 2,500 years prior. Over hundreds of years unmistakable gatherings built up their own dialects, social associations, religious convictions, and practices, governments.
Ares was the Greek god known for war and loving violence.
The government restricted the reservation lands by setting boundaries for each tribe
Prior to the outbreak of the Civil War, the election of 1860 increased sectional tensions of the United States by lifting pro-union, anti-slavery statesman, Abraham Lincoln into the Presidency. In reaction, the Southern States protested in many ways, but in no more dramatic way than, one by one, seceding.