32°N , 96° W- Dallas, Texas
43° N, 116° W- Boise, Idaho
40°N, 111°With - Salt Lake City, Utah
45°N, 93°W - north Saint Paul, minesota
They believed it made there gods happy and healthy. Also they did this tradition called blood letting in which the higher your social status the more blood you were expected to give. Hoped this helped :)
Conflict between the north and south overwhelmed nationalist feelings and led the country to civil war.