Answer:
The abolitionists (those who wanted to get rid of slavery) disliked what President Abraham Lincoln had said in his inaugural address, which was that the Constitution left the problem of slavery up to each state to decide over, and that as president, he was obligated to uphold said Constitution. The abolitionists, however, believed in a higher law which was above the Constitution and above the Union as well.
Hope this helps! I hope you have a great day!
