Mesopotamia was located on a flat plane between what two rivers?

Most white men in the antebellum south could best be described as a) plantation owners. b) seafaring traders. c) merchants or shopkeepers. d) nonslaveholding family farmers.

Approximately how many americans, from both the north and the south, were killed in battle during the civil war?

What are three supporting points as to why opium was wrong in the chinese trade? why should it have stopped? (opium wars)