Lincoln’s plan was known as the 10% Plan. It was simple. With a few exceptions, Lincoln offered pardons to any Confederate who swore allegiance to the Union and the Constitution.  When the number of people who took an oath of allegiance equaled 10% of the number of voters who participated in the election of 1860, the state would...
similarities between the north and south:
Both the north and south colonies used slaves for labor, and social differences were seen as the upper class controlled other classes because of their power. The north and the southern colonies were more similar in their military operations than other aspects.
13th amendment:
Passed by Congress on January 31, 1865, and ratified on December 6, 1865, the 13th amendment abolished slavery in the United States and provides that "Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United State
14th Amendment:
14th Amendment to the U.S. Constitution. ... The 14th Amendment to the Constitution was ratified on July 9, 1868, and granted citizenship to “all persons born or naturalized in the United States,” which included former slaves recently freed.

Juneteenth, also known as Juneteenth Independence Day or Freedom Day, is an American holiday that commemorates the June 19, 1865, announcement of the abolition of slavery in the U.S. state of Texas, and more generally the emancipation of enslaved African Americans throughout the former Confederate States of America.