The Englishmen no longer had control over the blacs so the blacks were able to learn things. after that, they probably found out how to farm and own land which is a big thing in the 1700s
163,000 troops
Source: http://www.historynet.com/battle-of-the-wilderness
The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not A is because it wasn't the polling that contributed to the act, but what the polls showed which is C.
The violence that took place for about 11 years left more than a million people displaced by the hostilities: fleeing to other places around Sudan or across the border to Chad. The ethnic conflict in Darfur has been persistent, with Arab racism at its roots.
( 11 years )