Answer:
In both pictures they are shaking hands but the captions are different one says union and liberty and the other says union and slavery. And as you see in the left side kids of color and non color are running out of school together. but on the right they a divided and are selling a slave.
Explanation:
The artist is trying to show the difference in little amount of time. showing slavery and division. And show United people and not being segregated. Which happened in a short period of time.
.i hope this helps. i tried my best
