In what ways and to what extent did constitutional and social development between 1860 and 1877 amount to a revolution?

From the start of the American Civil War until the end of Reconstruction, the United States of America endured what can be considered a revolution. During this time many constitutional and social developments brought about great change in the country. Some constitutional developments that caused conflict were the Emancipation Proclamation, three civil rights bills, and the reconstruction, while some social developments which could potentially lead to a revolution were the Freedmen's Bureau, the Black Codes, …

…the north and in the south although much more so in the south. It applys in the north as well because people like the Irish were competeing for jobs in the north. As one can see during the years 1860-1877, many developments both constitutional and social put the nation through a revolution. These things have changed the country greatly not just for the blacks but also the whites and for the nation as a whole.