Answer:
1.) A common explanation is that the Civil War was fought over the moral issue of slavery. In fact, it was the economics of slavery and political control of that system that was central to the conflict. A key issue was states' rights
2.) The new United States government was thus free to acquire Native American lands by treaty or force. Resistance from the tribes stopped the encroachment of settlers, at least for a while.
What are the choices to this question?
Women moved into the workforce to replace men who went in the military.
Draft boards.
Factories worked long and hard, many died of injuries or heart attacks to make sure our servicemen got what they needed, from bullets to socks.
gasoline rationing depended on your job.
Limited amounts of meat, sugar, coffee.
women's stockings were out, silk was needed for parachutes.
Ran your tires until nothing left and patched the heck out of them.
Planted "Victory Gardens" for fresh foods.
Collection of unused aluminum pans to build aircraft.
And the worst- bad news from the War Dept.
The case proved that the states cannot challenge the implied federal powers
The tuskegee airmen were the first African American soldiers to complete their courses and successfully join into the air force, also known as the Army Air Force.