The Qin fled south when they were defeated by the Huns.
The southern economy depended very much on slavery, using slaves to pick cotton and other things for the farmers. Normally the more slaves you had, the richer you were. Slaves were very important to the southern economy because southerners depended solely on slaves' labor. The families were affected when they could no longer keep slaves so the South was very mad because this was their main source of production. Once rich families no longer had laborers, causing loss of money and crops. The whole southern economy was affected by the loss of slaves but when slaves were allowed the southern economy was booming.
This is a complicated issue, but in general the US government did not do much to intervene in the German treatment of Jews during this time, mostly because there was a great deal of both isolationist and anti-Semitic sentiment in the US during this time.
In the American Revolutionary War, the British were fighting for themselves against the Americans and, further into the war, the French.
Answer: Jefferson temporarily adopted a loose interpretation of the constitution.