After the treaties were signed, the confederate governments did which of the following? a. all of these b. guaranteed tribal right of self-government. c. promised to protect the tribes from invasion. d. assumed all the financial obligations of the old treaties with the united states.

porter is writing economic history because he is focusing on the cost of developing vaccines.

was a long, primarily nonviolent series of events to bring full civil rights and equality under the law to all americans. the era has had a lasting impact on united states society, in its tactics, the increased social and legal acceptance of civil rights, and in its exposure of the prevalence and cost of racism. in the south violence and fraud in southern elections from 1868 to 1876, which had reduced black voter turnout and enabled southern white democrats to regain power in state legislatures across the south