Grant wants Native Americans to assimilate the culture of white civilization. However as white settlers get the land of Native Americans, the natives had a little chance for farming resulting to their poverty. The Native Americans in return did surprise attacks and assassinate US generals and officials to get back their land.
Athens was a direct democracy which means that all eligible citizens voted directly on bills and legislation. Citizens had input in many of the decisions that were made. On the other hand, the US is a representative democracy. This means that voters elect politicians who cast votes on the issues at hand on their behalf.
Trade was increased making it appealing for immigrants to come