21 is A and 24 is A (*~*)
NATO has their faith on the existence of Nuclear Bombs and ICBMs, and the fact that all member states are agree for a mutual defense if ever one of them will be attacked. It is also important to not that NATO has three Permanent Members of the United Nation Security Council, which decides on the nuclear and war issues.
1. The north lacked certain food, material, and hunting items that the south U.S. had
2. Not entirely sure, but I'm pretty sure it's because it cost more money or material for the citizens of the south
3. ?
4. Slaves were treated as if they were not as a whole person, but less than one, therefore with disrespect and unfairly. They were given little (but enough) food and clothing to survive and slept anywhere they could.
5. The west I'm guessing enjoyed having slavery and took advantage.
6. ?
7. ?
Sorry, I haven't learned too much about the west. we are still learning about the East.