Basically, before 1973, the president had more power over the military and had more freedom to command the military as the president wished. This was seen in Vietnam which turned out to be a disaster. It was decided to limit the president's military power, and he would need the consent of congress to whatever operation he planned to do.
summary: limit president's military power
Early humans were most likely the natives and british they discovered most of our land we have today
Answer:
Question 1: The flour will disolve in water after its stirred by a spoon.
Question 2: Insoluble substances remain the same in water.
Well for the north it boomed for the south they had people known as carpetbaggers coming into town trying to sell things but the south had like no money