Respuesta :

The Civil War and its wartime Congresses gave birth to many of the pillars of the modern federal government. The government sold bonds for the first time and Congress approved the first national

Answer:

The first three of these postwar amendments accomplished the most radical and rapid social and political change in American history: the abolition of slavery (13th) and the granting of equal citizenship (14th) and voting rights (15th) to former slaves, all within a period of five years.

Explanation: