This module, as we move forward both in text and in time. After the first 12 amendments to the constitution, 50 quiescent years pass before three new amendments are ratified in rapid succession. The 13th, 14th, and 15th amendments to the U.S. Constitution brought radical change to America by abolishing slavery, redefining citizenship, and expanding voting rights. What event could possibly spur such significant legislative action? Get ready as Professor Amar guides us through a wholly singular look at America's Civil War.