Reconstruction was designed to rebuild southern states after the Civil war through physical,social,economic and political changes and aid.
Explanation
Reconstruction was the plan Abraham Lincoln and it was meant to integrate the southern states into the union. After the Civil war between the south and north,South was completely destroyed.
The economy of the south was completely dependent on agriculture and reconstruction intended to bring economic reforms to make south not so agriculture dependent and several changes in infrastructure were to be made.
I guess the answer is that the church leaders began selling them as a way of raising money
the US is a federal republic and a constitutional representative democracy
I'm afraid I couldn't give you a complete answer, or the answer that you're looking for, for this question regarding the Native-born Americans in 1860's since there is no map provided with this question. Try re-posting this question with the map on it.
D. Citizens are free to elect anyone they want into office