What do we call the twelfth years that followed the Civil War? *

The Reconstruction Amendments are the Thirteenth, Fourteenth, and Fifteenth amendments to the United States Constitution, adopted between 1865 and 1870, the five years immediately following the Civil War. The last time the Constitution had been amended was with the Twelfth Amendment more than 60 years earlier in 1804.

bless you your highness

answer; ///i do believe that the correct answer is (b) ///middle colony