Sacrifice and hard work, passion, opportunities, motivation, discipline, open mindness, team building.
At the end of the war the northern leaders accepted that the victory would require more than the end of the armed struggle. It had to cover both ends of the war: secession should be completely stopped and any kind of slavery should disappear. In what they disagreed was in the criteria of those ends, on the level of federal control that should be imposed on the South and on the process by which southern states should be reintegrated into the Union.
Therefore a good topic of organization on the part of the federal state would be to discuss how people of color would be integrated into the social and political life of the nation. How could they guarantee civil rights to these people by holding the whole nation together?
European settlement had overwhelmingly negative outcomes for Native Americans. In spite of the fact that Native American tribes did sometimes frame positive associations with European pilgrims, perpetual European settlement in America, in the long run, prompted illness and removal. Local Americans had no in susceptibility to European sicknesses and their populace was crushed by the presentation of illnesses like smallpox. After some time, most surviving tribes were coercively migrated from their customary grounds to clear a path for extending European settlements.