Well it's in your question it was the North of America, the people who didn't like slaves and thought the south was wrong. Everything term you used is considered for the North of America during the American Civil War.
In the Federal Government thought, the Indian appropriations act would work as a peace plan avoiding a violent encounter between American white people and Indians once the Americans started to extend their lands to the western part of the country (The plains), this act let the Indian people to move to protected reserves through funds assigned by the government.
Answer:
They created irrigation systems and used canals to control flooding. They also used the silt brought by the floods to help with their farming.
Atlanta is 3 hours ahead of Seatle. (USA Eastern Time)
So, If I live in Atlanta and my grandparents love in Seattle, and they want to call me before 10 pm, I should expect their call around 7 pm in Seatle
They did not want to share political and economic freedom with freed slaves.